diff --git a/hydra-server/app/keymaps.js b/hydra-server/app/keymaps.js
index 8a8aba2a7..5adbf62ac 100644
--- a/hydra-server/app/keymaps.js
+++ b/hydra-server/app/keymaps.js
@@ -1,6 +1,6 @@
 module.exports = {
   init : ({ editor, gallery, menu, repl, log}) => {
-    window.onkeydown = (e) => {
+    window.addEventListener("keydown", (e) =>  {
       console.log(e)
       if ( e.ctrlKey === true ) {
         if ( e.shiftKey === true ) {
@@ -73,7 +73,15 @@ module.exports = {
             e.preventDefault()
           repl.eval(editor.getCurrentBlock().text)
         }
+
+        // shift - alt - a: toggle comment -> Visual Studio Code style
+        if (e.shiftKey === true) {
+          if ( e.keyCode === 65) {
+            e.preventDefault()
+            editor.cm.toggleComment()
+          }
+        }
       }
-    }
+    });
   }
 }
diff --git a/hydra-server/app/src/editor.js b/hydra-server/app/src/editor.js
index d6aeb185c..a4afcc845 100755
--- a/hydra-server/app/src/editor.js
+++ b/hydra-server/app/src/editor.js
@@ -4,11 +4,13 @@ require('codemirror/mode/javascript/javascript')
 require('codemirror/addon/hint/javascript-hint')
 require('codemirror/addon/hint/show-hint')
 require('codemirror/addon/selection/mark-selection')
+require('codemirror/addon/selection/active-line')
+require('codemirror/addon/edit/matchbrackets')
+require('codemirror/addon/edit/closebrackets')
 require('codemirror/addon/comment/comment')
 
 var Mutator = require('./Mutator.js');
 
-
 var isShowing = true
 
 var EditorClass = function () {
@@ -27,7 +29,11 @@ var EditorClass = function () {
     value: 'hello',
     mode: {name: 'javascript', globalVars: true},
     lineWrapping: true,
-    styleSelectedText: true
+    styleSelectedText: true,
+    matchBrackets: true,
+    autoCloseBrackets: true,
+    styleActiveLine: true,
+    comment: true,
   })
 
   this.cm.refresh()
diff --git a/hydra-server/public/bundle.js b/hydra-server/public/bundle.js
index 2ce74bc97..598bc03c0 100644
--- a/hydra-server/public/bundle.js
+++ b/hydra-server/public/bundle.js
@@ -73,10 +73,10 @@ function init () {
 
 window.onload = init
 
-},{"./keymaps.js":2,"./src/editor.js":5,"./src/gallery.js":7,"./src/log.js":8,"./src/menu.js":9,"./src/p5-wrapper.js":10,"./src/pb-live.js":11,"./src/repl.js":12,"hydra-synth":72,"raf-loop":102}],2:[function(require,module,exports){
+},{"./keymaps.js":2,"./src/editor.js":5,"./src/gallery.js":7,"./src/log.js":8,"./src/menu.js":9,"./src/p5-wrapper.js":10,"./src/pb-live.js":11,"./src/repl.js":12,"hydra-synth":75,"raf-loop":105}],2:[function(require,module,exports){
 module.exports = {
   init : ({ editor, gallery, menu, repl, log}) => {
-    window.onkeydown = (e) => {
+    window.addEventListener("keydown", (e) =>  {
       console.log(e)
       if ( e.ctrlKey === true ) {
         if ( e.shiftKey === true ) {
@@ -149,8 +149,16 @@ module.exports = {
             e.preventDefault()
           repl.eval(editor.getCurrentBlock().text)
         }
+
+        // shift - alt - a: toggle comment -> Visual Studio Code style
+        if (e.shiftKey === true) {
+          if ( e.keyCode === 65) {
+            e.preventDefault()
+            editor.cm.toggleComment()
+          }
+        }
       }
-    }
+    });
   }
 }
 
@@ -382,11 +390,13 @@ require('codemirror/mode/javascript/javascript')
 require('codemirror/addon/hint/javascript-hint')
 require('codemirror/addon/hint/show-hint')
 require('codemirror/addon/selection/mark-selection')
+require('codemirror/addon/selection/active-line')
+require('codemirror/addon/edit/matchbrackets')
+require('codemirror/addon/edit/closebrackets')
 require('codemirror/addon/comment/comment')
 
 var Mutator = require('./Mutator.js');
 
-
 var isShowing = true
 
 var EditorClass = function () {
@@ -405,7 +415,11 @@ var EditorClass = function () {
     value: 'hello',
     mode: {name: 'javascript', globalVars: true},
     lineWrapping: true,
-    styleSelectedText: true
+    styleSelectedText: true,
+    matchBrackets: true,
+    autoCloseBrackets: true,
+    styleActiveLine: true,
+    comment: true,
   })
 
   this.cm.refresh()
@@ -511,7 +525,7 @@ EditorClass.prototype.getCurrentBlock = function () { // thanks to graham wakefi
 
 module.exports = EditorClass
 
-},{"./Mutator.js":3,"codemirror/addon/comment/comment":28,"codemirror/addon/hint/javascript-hint":29,"codemirror/addon/hint/show-hint":30,"codemirror/addon/selection/mark-selection":31,"codemirror/lib/codemirror":32,"codemirror/mode/javascript/javascript":33}],6:[function(require,module,exports){
+},{"./Mutator.js":3,"codemirror/addon/comment/comment":28,"codemirror/addon/edit/closebrackets":29,"codemirror/addon/edit/matchbrackets":30,"codemirror/addon/hint/javascript-hint":31,"codemirror/addon/hint/show-hint":32,"codemirror/addon/selection/active-line":33,"codemirror/addon/selection/mark-selection":34,"codemirror/lib/codemirror":35,"codemirror/mode/javascript/javascript":36}],6:[function(require,module,exports){
 module.exports=[
   {
     "sketch_id": "example_0",
@@ -822,7 +836,7 @@ class Gallery {
 
 module.exports = Gallery
 
-},{"./examples.json":6,"superagent":144}],8:[function(require,module,exports){
+},{"./examples.json":6,"superagent":147}],8:[function(require,module,exports){
 var logElement
 
 module.exports = {
@@ -998,7 +1012,7 @@ class P5 extends p5lib{
 
 module.exports = P5
 
-},{"p5":96,"p5/lib/addons/p5.dom":95}],11:[function(require,module,exports){
+},{"p5":99,"p5/lib/addons/p5.dom":98}],11:[function(require,module,exports){
 /* globals sessionStorage */
 // Extends rtc-patch-bay to include support for nicknames and persistent session storage
 
@@ -1132,7 +1146,7 @@ PBLive.prototype._processBroadcast = function (data) {
 // PBExtended.prototype.
 module.exports = PBLive
 
-},{"./rtc-patch-bay.js":13,"inherits":89}],12:[function(require,module,exports){
+},{"./rtc-patch-bay.js":13,"inherits":92}],12:[function(require,module,exports){
 const log = require('./log.js').log
 
 module.exports = {
@@ -1407,7 +1421,7 @@ PatchBay.prototype._destroy = function () {
 
 module.exports = PatchBay
 
-},{"events":26,"inherits":89,"shortid":119,"simple-peer":129,"socket.io-client":133}],14:[function(require,module,exports){
+},{"events":26,"inherits":92,"shortid":122,"simple-peer":132,"socket.io-client":136}],14:[function(require,module,exports){
 (function (global, factory) {
 	typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
 	typeof define === 'function' && define.amd ? define(['exports'], factory) :
@@ -10839,7 +10853,7 @@ function numberIsNaN (obj) {
   return obj !== obj // eslint-disable-line no-self-compare
 }
 
-},{"base64-js":23,"ieee754":87}],28:[function(require,module,exports){
+},{"base64-js":23,"ieee754":90}],28:[function(require,module,exports){
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
 // Distributed under an MIT license: http://codemirror.net/LICENSE
 
@@ -11050,7 +11064,350 @@ function numberIsNaN (obj) {
   });
 });
 
-},{"../../lib/codemirror":32}],29:[function(require,module,exports){
+},{"../../lib/codemirror":35}],29:[function(require,module,exports){
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+  var defaults = {
+    pairs: "()[]{}''\"\"",
+    triples: "",
+    explode: "[]{}"
+  };
+
+  var Pos = CodeMirror.Pos;
+
+  CodeMirror.defineOption("autoCloseBrackets", false, function(cm, val, old) {
+    if (old && old != CodeMirror.Init) {
+      cm.removeKeyMap(keyMap);
+      cm.state.closeBrackets = null;
+    }
+    if (val) {
+      ensureBound(getOption(val, "pairs"))
+      cm.state.closeBrackets = val;
+      cm.addKeyMap(keyMap);
+    }
+  });
+
+  function getOption(conf, name) {
+    if (name == "pairs" && typeof conf == "string") return conf;
+    if (typeof conf == "object" && conf[name] != null) return conf[name];
+    return defaults[name];
+  }
+
+  var keyMap = {Backspace: handleBackspace, Enter: handleEnter};
+  function ensureBound(chars) {
+    for (var i = 0; i < chars.length; i++) {
+      var ch = chars.charAt(i), key = "'" + ch + "'"
+      if (!keyMap[key]) keyMap[key] = handler(ch)
+    }
+  }
+  ensureBound(defaults.pairs + "`")
+
+  function handler(ch) {
+    return function(cm) { return handleChar(cm, ch); };
+  }
+
+  function getConfig(cm) {
+    var deflt = cm.state.closeBrackets;
+    if (!deflt || deflt.override) return deflt;
+    var mode = cm.getModeAt(cm.getCursor());
+    return mode.closeBrackets || deflt;
+  }
+
+  function handleBackspace(cm) {
+    var conf = getConfig(cm);
+    if (!conf || cm.getOption("disableInput")) return CodeMirror.Pass;
+
+    var pairs = getOption(conf, "pairs");
+    var ranges = cm.listSelections();
+    for (var i = 0; i < ranges.length; i++) {
+      if (!ranges[i].empty()) return CodeMirror.Pass;
+      var around = charsAround(cm, ranges[i].head);
+      if (!around || pairs.indexOf(around) % 2 != 0) return CodeMirror.Pass;
+    }
+    for (var i = ranges.length - 1; i >= 0; i--) {
+      var cur = ranges[i].head;
+      cm.replaceRange("", Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1), "+delete");
+    }
+  }
+
+  function handleEnter(cm) {
+    var conf = getConfig(cm);
+    var explode = conf && getOption(conf, "explode");
+    if (!explode || cm.getOption("disableInput")) return CodeMirror.Pass;
+
+    var ranges = cm.listSelections();
+    for (var i = 0; i < ranges.length; i++) {
+      if (!ranges[i].empty()) return CodeMirror.Pass;
+      var around = charsAround(cm, ranges[i].head);
+      if (!around || explode.indexOf(around) % 2 != 0) return CodeMirror.Pass;
+    }
+    cm.operation(function() {
+      var linesep = cm.lineSeparator() || "\n";
+      cm.replaceSelection(linesep + linesep, null);
+      cm.execCommand("goCharLeft");
+      ranges = cm.listSelections();
+      for (var i = 0; i < ranges.length; i++) {
+        var line = ranges[i].head.line;
+        cm.indentLine(line, null, true);
+        cm.indentLine(line + 1, null, true);
+      }
+    });
+  }
+
+  function contractSelection(sel) {
+    var inverted = CodeMirror.cmpPos(sel.anchor, sel.head) > 0;
+    return {anchor: new Pos(sel.anchor.line, sel.anchor.ch + (inverted ? -1 : 1)),
+            head: new Pos(sel.head.line, sel.head.ch + (inverted ? 1 : -1))};
+  }
+
+  function handleChar(cm, ch) {
+    var conf = getConfig(cm);
+    if (!conf || cm.getOption("disableInput")) return CodeMirror.Pass;
+
+    var pairs = getOption(conf, "pairs");
+    var pos = pairs.indexOf(ch);
+    if (pos == -1) return CodeMirror.Pass;
+    var triples = getOption(conf, "triples");
+
+    var identical = pairs.charAt(pos + 1) == ch;
+    var ranges = cm.listSelections();
+    var opening = pos % 2 == 0;
+
+    var type;
+    for (var i = 0; i < ranges.length; i++) {
+      var range = ranges[i], cur = range.head, curType;
+      var next = cm.getRange(cur, Pos(cur.line, cur.ch + 1));
+      if (opening && !range.empty()) {
+        curType = "surround";
+      } else if ((identical || !opening) && next == ch) {
+        if (identical && stringStartsAfter(cm, cur))
+          curType = "both";
+        else if (triples.indexOf(ch) >= 0 && cm.getRange(cur, Pos(cur.line, cur.ch + 3)) == ch + ch + ch)
+          curType = "skipThree";
+        else
+          curType = "skip";
+      } else if (identical && cur.ch > 1 && triples.indexOf(ch) >= 0 &&
+                 cm.getRange(Pos(cur.line, cur.ch - 2), cur) == ch + ch) {
+        if (cur.ch > 2 && /\bstring/.test(cm.getTokenTypeAt(Pos(cur.line, cur.ch - 2)))) return CodeMirror.Pass;
+        curType = "addFour";
+      } else if (identical) {
+        var prev = cur.ch == 0 ? " " : cm.getRange(Pos(cur.line, cur.ch - 1), cur)
+        if (!CodeMirror.isWordChar(next) && prev != ch && !CodeMirror.isWordChar(prev)) curType = "both";
+        else return CodeMirror.Pass;
+      } else if (opening && (cm.getLine(cur.line).length == cur.ch ||
+                             isClosingBracket(next, pairs) ||
+                             /\s/.test(next))) {
+        curType = "both";
+      } else {
+        return CodeMirror.Pass;
+      }
+      if (!type) type = curType;
+      else if (type != curType) return CodeMirror.Pass;
+    }
+
+    var left = pos % 2 ? pairs.charAt(pos - 1) : ch;
+    var right = pos % 2 ? ch : pairs.charAt(pos + 1);
+    cm.operation(function() {
+      if (type == "skip") {
+        cm.execCommand("goCharRight");
+      } else if (type == "skipThree") {
+        for (var i = 0; i < 3; i++)
+          cm.execCommand("goCharRight");
+      } else if (type == "surround") {
+        var sels = cm.getSelections();
+        for (var i = 0; i < sels.length; i++)
+          sels[i] = left + sels[i] + right;
+        cm.replaceSelections(sels, "around");
+        sels = cm.listSelections().slice();
+        for (var i = 0; i < sels.length; i++)
+          sels[i] = contractSelection(sels[i]);
+        cm.setSelections(sels);
+      } else if (type == "both") {
+        cm.replaceSelection(left + right, null);
+        cm.triggerElectric(left + right);
+        cm.execCommand("goCharLeft");
+      } else if (type == "addFour") {
+        cm.replaceSelection(left + left + left + left, "before");
+        cm.execCommand("goCharRight");
+      }
+    });
+  }
+
+  function isClosingBracket(ch, pairs) {
+    var pos = pairs.lastIndexOf(ch);
+    return pos > -1 && pos % 2 == 1;
+  }
+
+  function charsAround(cm, pos) {
+    var str = cm.getRange(Pos(pos.line, pos.ch - 1),
+                          Pos(pos.line, pos.ch + 1));
+    return str.length == 2 ? str : null;
+  }
+
+  function stringStartsAfter(cm, pos) {
+    var token = cm.getTokenAt(Pos(pos.line, pos.ch + 1))
+    return /\bstring/.test(token.type) && token.start == pos.ch &&
+      (pos.ch == 0 || !/\bstring/.test(cm.getTokenTypeAt(pos)))
+  }
+});
+
+},{"../../lib/codemirror":35}],30:[function(require,module,exports){
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+  var ie_lt8 = /MSIE \d/.test(navigator.userAgent) &&
+    (document.documentMode == null || document.documentMode < 8);
+
+  var Pos = CodeMirror.Pos;
+
+  var matching = {"(": ")>", ")": "(<", "[": "]>", "]": "[<", "{": "}>", "}": "{<"};
+
+  function findMatchingBracket(cm, where, config) {
+    var line = cm.getLineHandle(where.line), pos = where.ch - 1;
+    var afterCursor = config && config.afterCursor
+    if (afterCursor == null)
+      afterCursor = /(^| )cm-fat-cursor($| )/.test(cm.getWrapperElement().className)
+
+    // A cursor is defined as between two characters, but in in vim command mode
+    // (i.e. not insert mode), the cursor is visually represented as a
+    // highlighted box on top of the 2nd character. Otherwise, we allow matches
+    // from before or after the cursor.
+    var match = (!afterCursor && pos >= 0 && matching[line.text.charAt(pos)]) ||
+        matching[line.text.charAt(++pos)];
+    if (!match) return null;
+    var dir = match.charAt(1) == ">" ? 1 : -1;
+    if (config && config.strict && (dir > 0) != (pos == where.ch)) return null;
+    var style = cm.getTokenTypeAt(Pos(where.line, pos + 1));
+
+    var found = scanForBracket(cm, Pos(where.line, pos + (dir > 0 ? 1 : 0)), dir, style || null, config);
+    if (found == null) return null;
+    return {from: Pos(where.line, pos), to: found && found.pos,
+            match: found && found.ch == match.charAt(0), forward: dir > 0};
+  }
+
+  // bracketRegex is used to specify which type of bracket to scan
+  // should be a regexp, e.g. /[[\]]/
+  //
+  // Note: If "where" is on an open bracket, then this bracket is ignored.
+  //
+  // Returns false when no bracket was found, null when it reached
+  // maxScanLines and gave up
+  function scanForBracket(cm, where, dir, style, config) {
+    var maxScanLen = (config && config.maxScanLineLength) || 10000;
+    var maxScanLines = (config && config.maxScanLines) || 1000;
+
+    var stack = [];
+    var re = config && config.bracketRegex ? config.bracketRegex : /[(){}[\]]/;
+    var lineEnd = dir > 0 ? Math.min(where.line + maxScanLines, cm.lastLine() + 1)
+                          : Math.max(cm.firstLine() - 1, where.line - maxScanLines);
+    for (var lineNo = where.line; lineNo != lineEnd; lineNo += dir) {
+      var line = cm.getLine(lineNo);
+      if (!line) continue;
+      var pos = dir > 0 ? 0 : line.length - 1, end = dir > 0 ? line.length : -1;
+      if (line.length > maxScanLen) continue;
+      if (lineNo == where.line) pos = where.ch - (dir < 0 ? 1 : 0);
+      for (; pos != end; pos += dir) {
+        var ch = line.charAt(pos);
+        if (re.test(ch) && (style === undefined || cm.getTokenTypeAt(Pos(lineNo, pos + 1)) == style)) {
+          var match = matching[ch];
+          if ((match.charAt(1) == ">") == (dir > 0)) stack.push(ch);
+          else if (!stack.length) return {pos: Pos(lineNo, pos), ch: ch};
+          else stack.pop();
+        }
+      }
+    }
+    return lineNo - dir == (dir > 0 ? cm.lastLine() : cm.firstLine()) ? false : null;
+  }
+
+  function matchBrackets(cm, autoclear, config) {
+    // Disable brace matching in long lines, since it'll cause hugely slow updates
+    var maxHighlightLen = cm.state.matchBrackets.maxHighlightLineLength || 1000;
+    var marks = [], ranges = cm.listSelections();
+    for (var i = 0; i < ranges.length; i++) {
+      var match = ranges[i].empty() && findMatchingBracket(cm, ranges[i].head, config);
+      if (match && cm.getLine(match.from.line).length <= maxHighlightLen) {
+        var style = match.match ? "CodeMirror-matchingbracket" : "CodeMirror-nonmatchingbracket";
+        marks.push(cm.markText(match.from, Pos(match.from.line, match.from.ch + 1), {className: style}));
+        if (match.to && cm.getLine(match.to.line).length <= maxHighlightLen)
+          marks.push(cm.markText(match.to, Pos(match.to.line, match.to.ch + 1), {className: style}));
+      }
+    }
+
+    if (marks.length) {
+      // Kludge to work around the IE bug from issue #1193, where text
+      // input stops going to the textare whever this fires.
+      if (ie_lt8 && cm.state.focused) cm.focus();
+
+      var clear = function() {
+        cm.operation(function() {
+          for (var i = 0; i < marks.length; i++) marks[i].clear();
+        });
+      };
+      if (autoclear) setTimeout(clear, 800);
+      else return clear;
+    }
+  }
+
+  function doMatchBrackets(cm) {
+    cm.operation(function() {
+      if (cm.state.matchBrackets.currentlyHighlighted) {
+        cm.state.matchBrackets.currentlyHighlighted();
+        cm.state.matchBrackets.currentlyHighlighted = null;
+      }
+      cm.state.matchBrackets.currentlyHighlighted = matchBrackets(cm, false, cm.state.matchBrackets);
+    });
+  }
+
+  CodeMirror.defineOption("matchBrackets", false, function(cm, val, old) {
+    if (old && old != CodeMirror.Init) {
+      cm.off("cursorActivity", doMatchBrackets);
+      if (cm.state.matchBrackets && cm.state.matchBrackets.currentlyHighlighted) {
+        cm.state.matchBrackets.currentlyHighlighted();
+        cm.state.matchBrackets.currentlyHighlighted = null;
+      }
+    }
+    if (val) {
+      cm.state.matchBrackets = typeof val == "object" ? val : {};
+      cm.on("cursorActivity", doMatchBrackets);
+    }
+  });
+
+  CodeMirror.defineExtension("matchBrackets", function() {matchBrackets(this, true);});
+  CodeMirror.defineExtension("findMatchingBracket", function(pos, config, oldConfig){
+    // Backwards-compatibility kludge
+    if (oldConfig || typeof config == "boolean") {
+      if (!oldConfig) {
+        config = config ? {strict: true} : null
+      } else {
+        oldConfig.strict = config
+        config = oldConfig
+      }
+    }
+    return findMatchingBracket(this, pos, config)
+  });
+  CodeMirror.defineExtension("scanForBracket", function(pos, dir, style, config){
+    return scanForBracket(this, pos, dir, style, config);
+  });
+});
+
+},{"../../lib/codemirror":35}],31:[function(require,module,exports){
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
 // Distributed under an MIT license: http://codemirror.net/LICENSE
 
@@ -11209,7 +11566,7 @@ function numberIsNaN (obj) {
   }
 });
 
-},{"../../lib/codemirror":32}],30:[function(require,module,exports){
+},{"../../lib/codemirror":35}],32:[function(require,module,exports){
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
 // Distributed under an MIT license: http://codemirror.net/LICENSE
 
@@ -11644,7 +12001,81 @@ function numberIsNaN (obj) {
   CodeMirror.defineOption("hintOptions", null);
 });
 
-},{"../../lib/codemirror":32}],31:[function(require,module,exports){
+},{"../../lib/codemirror":35}],33:[function(require,module,exports){
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+  "use strict";
+  var WRAP_CLASS = "CodeMirror-activeline";
+  var BACK_CLASS = "CodeMirror-activeline-background";
+  var GUTT_CLASS = "CodeMirror-activeline-gutter";
+
+  CodeMirror.defineOption("styleActiveLine", false, function(cm, val, old) {
+    var prev = old == CodeMirror.Init ? false : old;
+    if (val == prev) return
+    if (prev) {
+      cm.off("beforeSelectionChange", selectionChange);
+      clearActiveLines(cm);
+      delete cm.state.activeLines;
+    }
+    if (val) {
+      cm.state.activeLines = [];
+      updateActiveLines(cm, cm.listSelections());
+      cm.on("beforeSelectionChange", selectionChange);
+    }
+  });
+
+  function clearActiveLines(cm) {
+    for (var i = 0; i < cm.state.activeLines.length; i++) {
+      cm.removeLineClass(cm.state.activeLines[i], "wrap", WRAP_CLASS);
+      cm.removeLineClass(cm.state.activeLines[i], "background", BACK_CLASS);
+      cm.removeLineClass(cm.state.activeLines[i], "gutter", GUTT_CLASS);
+    }
+  }
+
+  function sameArray(a, b) {
+    if (a.length != b.length) return false;
+    for (var i = 0; i < a.length; i++)
+      if (a[i] != b[i]) return false;
+    return true;
+  }
+
+  function updateActiveLines(cm, ranges) {
+    var active = [];
+    for (var i = 0; i < ranges.length; i++) {
+      var range = ranges[i];
+      var option = cm.getOption("styleActiveLine");
+      if (typeof option == "object" && option.nonEmpty ? range.anchor.line != range.head.line : !range.empty())
+        continue
+      var line = cm.getLineHandleVisualStart(range.head.line);
+      if (active[active.length - 1] != line) active.push(line);
+    }
+    if (sameArray(cm.state.activeLines, active)) return;
+    cm.operation(function() {
+      clearActiveLines(cm);
+      for (var i = 0; i < active.length; i++) {
+        cm.addLineClass(active[i], "wrap", WRAP_CLASS);
+        cm.addLineClass(active[i], "background", BACK_CLASS);
+        cm.addLineClass(active[i], "gutter", GUTT_CLASS);
+      }
+      cm.state.activeLines = active;
+    });
+  }
+
+  function selectionChange(cm, sel) {
+    updateActiveLines(cm, sel.ranges);
+  }
+});
+
+},{"../../lib/codemirror":35}],34:[function(require,module,exports){
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
 // Distributed under an MIT license: http://codemirror.net/LICENSE
 
@@ -11765,7 +12196,7 @@ function numberIsNaN (obj) {
   }
 });
 
-},{"../../lib/codemirror":32}],32:[function(require,module,exports){
+},{"../../lib/codemirror":35}],35:[function(require,module,exports){
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
 // Distributed under an MIT license: http://codemirror.net/LICENSE
 
@@ -21444,7 +21875,7 @@ return CodeMirror$1;
 
 })));
 
-},{}],33:[function(require,module,exports){
+},{}],36:[function(require,module,exports){
 // CodeMirror, copyright (c) by Marijn Haverbeke and others
 // Distributed under an MIT license: http://codemirror.net/LICENSE
 
@@ -22313,7 +22744,7 @@ CodeMirror.defineMIME("application/typescript", { name: "javascript", typescript
 
 });
 
-},{"../../lib/codemirror":32}],34:[function(require,module,exports){
+},{"../../lib/codemirror":35}],37:[function(require,module,exports){
 /**
  * Slice reference.
  */
@@ -22338,7 +22769,7 @@ module.exports = function(obj, fn){
   }
 };
 
-},{}],35:[function(require,module,exports){
+},{}],38:[function(require,module,exports){
 
 /**
  * Expose `Emitter`.
@@ -22503,7 +22934,7 @@ Emitter.prototype.hasListeners = function(event){
   return !! this.listeners(event).length;
 };
 
-},{}],36:[function(require,module,exports){
+},{}],39:[function(require,module,exports){
 
 module.exports = function(a, b){
   var fn = function(){};
@@ -22511,7 +22942,7 @@ module.exports = function(a, b){
   a.prototype = new fn;
   a.prototype.constructor = a;
 };
-},{}],37:[function(require,module,exports){
+},{}],40:[function(require,module,exports){
 (function (Buffer){
 // Copyright Joyent, Inc. and other Node contributors.
 //
@@ -22622,7 +23053,7 @@ function objectToString(o) {
 }
 
 }).call(this,{"isBuffer":require("../../is-buffer/index.js")})
-},{"../../is-buffer/index.js":90}],38:[function(require,module,exports){
+},{"../../is-buffer/index.js":93}],41:[function(require,module,exports){
 /**
  * Helpers.
  */
@@ -22776,7 +23207,7 @@ function plural(ms, n, name) {
   return Math.ceil(ms / n) + ' ' + name + 's';
 }
 
-},{}],39:[function(require,module,exports){
+},{}],42:[function(require,module,exports){
 (function (process){
 /**
  * This is the web browser implementation of `debug()`.
@@ -22965,7 +23396,7 @@ function localstorage() {
 }
 
 }).call(this,require('_process'))
-},{"./debug":40,"_process":101}],40:[function(require,module,exports){
+},{"./debug":43,"_process":104}],43:[function(require,module,exports){
 
 /**
  * This is the common logic for both the Node.js and web browser
@@ -23169,7 +23600,7 @@ function coerce(val) {
   return val;
 }
 
-},{"ms":38}],41:[function(require,module,exports){
+},{"ms":41}],44:[function(require,module,exports){
 
 module.exports = require('./socket');
 
@@ -23181,7 +23612,7 @@ module.exports = require('./socket');
  */
 module.exports.parser = require('engine.io-parser');
 
-},{"./socket":42,"engine.io-parser":53}],42:[function(require,module,exports){
+},{"./socket":45,"engine.io-parser":56}],45:[function(require,module,exports){
 (function (global){
 /**
  * Module dependencies.
@@ -23928,7 +24359,7 @@ Socket.prototype.filterUpgrades = function (upgrades) {
 };
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./transport":43,"./transports/index":44,"component-emitter":35,"debug":50,"engine.io-parser":53,"indexof":88,"parseqs":97,"parseuri":98}],43:[function(require,module,exports){
+},{"./transport":46,"./transports/index":47,"component-emitter":38,"debug":53,"engine.io-parser":56,"indexof":91,"parseqs":100,"parseuri":101}],46:[function(require,module,exports){
 /**
  * Module dependencies.
  */
@@ -24087,7 +24518,7 @@ Transport.prototype.onClose = function () {
   this.emit('close');
 };
 
-},{"component-emitter":35,"engine.io-parser":53}],44:[function(require,module,exports){
+},{"component-emitter":38,"engine.io-parser":56}],47:[function(require,module,exports){
 (function (global){
 /**
  * Module dependencies
@@ -24144,7 +24575,7 @@ function polling (opts) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./polling-jsonp":45,"./polling-xhr":46,"./websocket":48,"xmlhttprequest-ssl":49}],45:[function(require,module,exports){
+},{"./polling-jsonp":48,"./polling-xhr":49,"./websocket":51,"xmlhttprequest-ssl":52}],48:[function(require,module,exports){
 (function (global){
 
 /**
@@ -24379,7 +24810,7 @@ JSONPPolling.prototype.doWrite = function (data, fn) {
 };
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./polling":47,"component-inherit":36}],46:[function(require,module,exports){
+},{"./polling":50,"component-inherit":39}],49:[function(require,module,exports){
 (function (global){
 /**
  * Module requirements.
@@ -24803,7 +25234,7 @@ function unloadHandler () {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./polling":47,"component-emitter":35,"component-inherit":36,"debug":50,"xmlhttprequest-ssl":49}],47:[function(require,module,exports){
+},{"./polling":50,"component-emitter":38,"component-inherit":39,"debug":53,"xmlhttprequest-ssl":52}],50:[function(require,module,exports){
 /**
  * Module dependencies.
  */
@@ -25050,7 +25481,7 @@ Polling.prototype.uri = function () {
   return schema + '://' + (ipv6 ? '[' + this.hostname + ']' : this.hostname) + port + this.path + query;
 };
 
-},{"../transport":43,"component-inherit":36,"debug":50,"engine.io-parser":53,"parseqs":97,"xmlhttprequest-ssl":49,"yeast":163}],48:[function(require,module,exports){
+},{"../transport":46,"component-inherit":39,"debug":53,"engine.io-parser":56,"parseqs":100,"xmlhttprequest-ssl":52,"yeast":166}],51:[function(require,module,exports){
 (function (global){
 /**
  * Module dependencies.
@@ -25340,7 +25771,7 @@ WS.prototype.check = function () {
 };
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"../transport":43,"component-inherit":36,"debug":50,"engine.io-parser":53,"parseqs":97,"ws":25,"yeast":163}],49:[function(require,module,exports){
+},{"../transport":46,"component-inherit":39,"debug":53,"engine.io-parser":56,"parseqs":100,"ws":25,"yeast":166}],52:[function(require,module,exports){
 (function (global){
 // browser shim for xmlhttprequest module
 
@@ -25381,7 +25812,7 @@ module.exports = function (opts) {
 };
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"has-cors":71}],50:[function(require,module,exports){
+},{"has-cors":74}],53:[function(require,module,exports){
 (function (process){
 /**
  * This is the web browser implementation of `debug()`.
@@ -25580,7 +26011,7 @@ function localstorage() {
 }
 
 }).call(this,require('_process'))
-},{"./debug":51,"_process":101}],51:[function(require,module,exports){
+},{"./debug":54,"_process":104}],54:[function(require,module,exports){
 
 /**
  * This is the common logic for both the Node.js and web browser
@@ -25807,9 +26238,9 @@ function coerce(val) {
   return val;
 }
 
-},{"ms":52}],52:[function(require,module,exports){
-arguments[4][38][0].apply(exports,arguments)
-},{"dup":38}],53:[function(require,module,exports){
+},{"ms":55}],55:[function(require,module,exports){
+arguments[4][41][0].apply(exports,arguments)
+},{"dup":41}],56:[function(require,module,exports){
 (function (global){
 /**
  * Module dependencies.
@@ -26419,7 +26850,7 @@ exports.decodePayloadAsBinary = function (data, binaryType, callback) {
 };
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./keys":54,"./utf8":55,"after":15,"arraybuffer.slice":16,"base64-arraybuffer":22,"blob":24,"has-binary2":69}],54:[function(require,module,exports){
+},{"./keys":57,"./utf8":58,"after":15,"arraybuffer.slice":16,"base64-arraybuffer":22,"blob":24,"has-binary2":72}],57:[function(require,module,exports){
 
 /**
  * Gets the keys for an object.
@@ -26440,7 +26871,7 @@ module.exports = Object.keys || function keys (obj){
   return arr;
 };
 
-},{}],55:[function(require,module,exports){
+},{}],58:[function(require,module,exports){
 (function (global){
 /*! https://mths.be/utf8js v2.1.2 by @mathias */
 ;(function(root) {
@@ -26699,7 +27130,7 @@ module.exports = Object.keys || function keys (obj){
 }(this));
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],56:[function(require,module,exports){
+},{}],59:[function(require,module,exports){
 module.exports = function (cb) {
     if (typeof Promise !== 'function') {
       var err = new Error('Device enumeration not supported.');
@@ -26754,7 +27185,7 @@ module.exports = function (cb) {
     });
 };
 
-},{}],57:[function(require,module,exports){
+},{}],60:[function(require,module,exports){
 // originally pulled out of simple-peer
 
 module.exports = function getBrowserRTC () {
@@ -26771,7 +27202,7 @@ module.exports = function getBrowserRTC () {
   return wrtc
 }
 
-},{}],58:[function(require,module,exports){
+},{}],61:[function(require,module,exports){
 // getUserMedia helper by @HenrikJoreteg used for navigator.getUserMedia shim
 var adapter = require('webrtc-adapter');
 
@@ -26848,7 +27279,7 @@ module.exports = function (constraints, cb) {
     });
 };
 
-},{"webrtc-adapter":60}],59:[function(require,module,exports){
+},{"webrtc-adapter":63}],62:[function(require,module,exports){
  /* eslint-env node */
 'use strict';
 
@@ -27456,7 +27887,7 @@ SDPUtils.isRejected = function(mediaSection) {
 // Expose public methods.
 module.exports = SDPUtils;
 
-},{}],60:[function(require,module,exports){
+},{}],63:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -27550,7 +27981,7 @@ module.exports = SDPUtils;
   }
 })();
 
-},{"./chrome/chrome_shim":61,"./edge/edge_shim":63,"./firefox/firefox_shim":65,"./safari/safari_shim":67,"./utils":68}],61:[function(require,module,exports){
+},{"./chrome/chrome_shim":64,"./edge/edge_shim":66,"./firefox/firefox_shim":68,"./safari/safari_shim":70,"./utils":71}],64:[function(require,module,exports){
 
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
@@ -27817,7 +28248,7 @@ module.exports = {
   shimGetUserMedia: require('./getusermedia')
 };
 
-},{"../utils.js":68,"./getusermedia":62}],62:[function(require,module,exports){
+},{"../utils.js":71,"./getusermedia":65}],65:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -28017,7 +28448,7 @@ module.exports = function() {
   }
 };
 
-},{"../utils.js":68}],63:[function(require,module,exports){
+},{"../utils.js":71}],66:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -29146,7 +29577,7 @@ module.exports = {
   shimGetUserMedia: require('./getusermedia')
 };
 
-},{"../utils":68,"./getusermedia":64,"sdp":59}],64:[function(require,module,exports){
+},{"../utils":71,"./getusermedia":67,"sdp":62}],67:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -29180,7 +29611,7 @@ module.exports = function() {
   };
 };
 
-},{}],65:[function(require,module,exports){
+},{}],68:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -29344,7 +29775,7 @@ module.exports = {
   shimGetUserMedia: require('./getusermedia')
 };
 
-},{"../utils":68,"./getusermedia":66}],66:[function(require,module,exports){
+},{"../utils":71,"./getusermedia":69}],69:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -29507,7 +29938,7 @@ module.exports = function() {
   };
 };
 
-},{"../utils":68}],67:[function(require,module,exports){
+},{"../utils":71}],70:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -29537,7 +29968,7 @@ module.exports = {
   // shimPeerConnection: safariShim.shimPeerConnection
 };
 
-},{}],68:[function(require,module,exports){
+},{}],71:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -29670,7 +30101,7 @@ module.exports = {
   extractVersion: utils.extractVersion
 };
 
-},{}],69:[function(require,module,exports){
+},{}],72:[function(require,module,exports){
 (function (global){
 /* global Blob File */
 
@@ -29736,14 +30167,14 @@ function hasBinary (obj) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"isarray":70}],70:[function(require,module,exports){
+},{"isarray":73}],73:[function(require,module,exports){
 var toString = {}.toString;
 
 module.exports = Array.isArray || function (arr) {
   return toString.call(arr) == '[object Array]';
 };
 
-},{}],71:[function(require,module,exports){
+},{}],74:[function(require,module,exports){
 
 /**
  * Module exports.
@@ -29762,7 +30193,7 @@ try {
   module.exports = false;
 }
 
-},{}],72:[function(require,module,exports){
+},{}],75:[function(require,module,exports){
 const Output = require('./src/output.js')
 const loop = require('raf-loop')
 const Source = require('./src/hydra-source.js')
@@ -30100,7 +30531,7 @@ class HydraSynth {
 
 module.exports = HydraSynth
 
-},{"./src/GeneratorFactory.js":73,"./src/audio.js":74,"./src/hydra-source.js":78,"./src/output.js":81,"./src/video-recorder.js":85,"getusermedia":58,"mouse-change":93,"raf-loop":102,"regl":114}],73:[function(require,module,exports){
+},{"./src/GeneratorFactory.js":76,"./src/audio.js":77,"./src/hydra-source.js":81,"./src/output.js":84,"./src/video-recorder.js":88,"getusermedia":61,"mouse-change":96,"raf-loop":105,"regl":117}],76:[function(require,module,exports){
 /* globals tex */
 const { seq, sin, ramp, createFades } = require('./timingUtils.js')
 const glslTransforms = require('./composable-glsl-functions.js')
@@ -30406,7 +30837,7 @@ Generator.prototype.out = function (_output) {
 
 module.exports = GeneratorFactory
 
-},{"./composable-glsl-functions.js":75,"./counter.js":76,"./renderpass-functions.js":82,"./shaderManager.js":83,"./timingUtils.js":84}],74:[function(require,module,exports){
+},{"./composable-glsl-functions.js":78,"./counter.js":79,"./renderpass-functions.js":85,"./shaderManager.js":86,"./timingUtils.js":87}],77:[function(require,module,exports){
 const Meyda = require('meyda')
 const getUserMedia = require('getusermedia')
 
@@ -30629,7 +31060,7 @@ class Audio {
 
 module.exports = Audio
 
-},{"getusermedia":58,"meyda":92}],75:[function(require,module,exports){
+},{"getusermedia":61,"meyda":95}],78:[function(require,module,exports){
 // to add: ripple: https://www.shadertoy.com/view/4djGzz
 // mask
 // convolution
@@ -31710,7 +32141,7 @@ float _noise(vec3 v){
   }
 }
 
-},{}],76:[function(require,module,exports){
+},{}],79:[function(require,module,exports){
 // singleton class that generates ids to use has unique variable names for variables
 // counter.js
 
@@ -31721,7 +32152,7 @@ module.exports = {
   get: () => value
 }
 
-},{}],77:[function(require,module,exports){
+},{}],80:[function(require,module,exports){
 module.exports = {
   src: {
     transformType: 'color',
@@ -32078,7 +32509,7 @@ module.exports = {
   }
 }
 
-},{}],78:[function(require,module,exports){
+},{}],81:[function(require,module,exports){
 const Webcam = require('./webcam.js')
 const Screen = require('./lib/screenmedia.js')
 
@@ -32162,7 +32593,7 @@ class HydraSource  {
 
 module.exports = HydraSource
 
-},{"./lib/screenmedia.js":80,"./webcam.js":86}],79:[function(require,module,exports){
+},{"./lib/screenmedia.js":83,"./webcam.js":89}],82:[function(require,module,exports){
 var adapter = require('webrtc-adapter');
 // to do: clean up this code
 // cache for constraints and callback
@@ -32372,7 +32803,7 @@ typeof window !== 'undefined' && window.addEventListener('message', function (ev
     }
 });
 
-},{"webrtc-adapter":151}],80:[function(require,module,exports){
+},{"webrtc-adapter":154}],83:[function(require,module,exports){
 const getScreenMedia = require('./getscreenmedia.js')
 
 module.exports = function (options) {
@@ -32411,7 +32842,7 @@ module.exports = function (options) {
 
 }
 
-},{"./getscreenmedia.js":79}],81:[function(require,module,exports){
+},{"./getscreenmedia.js":82}],84:[function(require,module,exports){
 const transforms = require('./glsl-transforms.js')
 
 var Output = function (opts) {
@@ -32574,7 +33005,7 @@ Output.prototype.tick = function (props) {
 
 module.exports = Output
 
-},{"./glsl-transforms.js":77}],82:[function(require,module,exports){
+},{"./glsl-transforms.js":80}],85:[function(require,module,exports){
 // to add: ripple: https://www.shadertoy.com/view/4djGzz
 // mask
 // convolution
@@ -32651,7 +33082,7 @@ module.exports = {
   }
 }
 
-},{}],83:[function(require,module,exports){
+},{}],86:[function(require,module,exports){
 // to do:
 // 1. how to handle multi-pass renders
 // 2. how to handle vertex shaders
@@ -32703,7 +33134,7 @@ module.exports = function (defaultOutput) {
   return Frag
 }
 
-},{}],84:[function(require,module,exports){
+},{}],87:[function(require,module,exports){
 // some utility functions for managing time within hydra
 // to do: add easing functions: https://github.com/bameyrick/js-easing-functions
 
@@ -32766,7 +33197,7 @@ module.exports = {
   createFades: createFades
 }
 
-},{}],85:[function(require,module,exports){
+},{}],88:[function(require,module,exports){
 class VideoRecorder {
   constructor(stream) {
     this.mediaSource = new MediaSource()
@@ -32854,7 +33285,7 @@ class VideoRecorder {
 
 module.exports = VideoRecorder
 
-},{}],86:[function(require,module,exports){
+},{}],89:[function(require,module,exports){
 const getUserMedia = require('getusermedia')
 const enumerateDevices = require('enumerate-devices')
 
@@ -32890,7 +33321,7 @@ module.exports = function (deviceId) {
   })
 }
 
-},{"enumerate-devices":56,"getusermedia":58}],87:[function(require,module,exports){
+},{"enumerate-devices":59,"getusermedia":61}],90:[function(require,module,exports){
 exports.read = function (buffer, offset, isLE, mLen, nBytes) {
   var e, m
   var eLen = nBytes * 8 - mLen - 1
@@ -32976,7 +33407,7 @@ exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
   buffer[offset + i - d] |= s * 128
 }
 
-},{}],88:[function(require,module,exports){
+},{}],91:[function(require,module,exports){
 
 var indexOf = [].indexOf;
 
@@ -32987,7 +33418,7 @@ module.exports = function(arr, obj){
   }
   return -1;
 };
-},{}],89:[function(require,module,exports){
+},{}],92:[function(require,module,exports){
 if (typeof Object.create === 'function') {
   // implementation from standard node.js 'util' module
   module.exports = function inherits(ctor, superCtor) {
@@ -33012,7 +33443,7 @@ if (typeof Object.create === 'function') {
   }
 }
 
-},{}],90:[function(require,module,exports){
+},{}],93:[function(require,module,exports){
 /*!
  * Determine if an object is a Buffer
  *
@@ -33035,9 +33466,9 @@ function isSlowBuffer (obj) {
   return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isBuffer(obj.slice(0, 0))
 }
 
-},{}],91:[function(require,module,exports){
-arguments[4][70][0].apply(exports,arguments)
-},{"dup":70}],92:[function(require,module,exports){
+},{}],94:[function(require,module,exports){
+arguments[4][73][0].apply(exports,arguments)
+},{"dup":73}],95:[function(require,module,exports){
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 module.exports = mouseListen
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   return result
 }
 
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 'use strict'
 
 function mouseButtons(ev) {
@@ -33315,7 +33746,7 @@ function mouseRelativeY(ev) {
 }
 exports.y = mouseRelativeY
 
-},{}],95:[function(require,module,exports){
+},{}],98:[function(require,module,exports){
 /*! p5.dom.js v0.3.4 Jan 19, 2017 */
 /**
  * <p>The web is much more than just canvas and p5.dom makes it easy to interact
@@ -36255,7 +36686,7 @@ exports.y = mouseRelativeY
   };
 });
 
-},{"../p5":96}],96:[function(require,module,exports){
+},{"../p5":99}],99:[function(require,module,exports){
 (function (global){
 /*! p5.js v0.6.1 April 27, 2018 */
 (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.p5 = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
@@ -112647,7 +113078,7 @@ module.exports = p5;
 },{"../core/core":22,"./p5.Geometry":68}]},{},[13])(13)
 });
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],97:[function(require,module,exports){
+},{}],100:[function(require,module,exports){
 /**
  * Compiles a querystring
  * Returns string representation of the object
@@ -112686,7 +113117,7 @@ exports.decode = function(qs){
   return qry;
 };
 
-},{}],98:[function(require,module,exports){
+},{}],101:[function(require,module,exports){
 /**
  * Parses an URI
  *
@@ -112727,7 +113158,7 @@ module.exports = function parseuri(str) {
     return uri;
 };
 
-},{}],99:[function(require,module,exports){
+},{}],102:[function(require,module,exports){
 (function (process){
 // Generated by CoffeeScript 1.12.2
 (function() {
@@ -112767,7 +113198,7 @@ module.exports = function parseuri(str) {
 
 
 }).call(this,require('_process'))
-},{"_process":101}],100:[function(require,module,exports){
+},{"_process":104}],103:[function(require,module,exports){
 (function (process){
 'use strict';
 
@@ -112815,7 +113246,7 @@ function nextTick(fn, arg1, arg2, arg3) {
 
 
 }).call(this,require('_process'))
-},{"_process":101}],101:[function(require,module,exports){
+},{"_process":104}],104:[function(require,module,exports){
 // shim for using process in browser
 var process = module.exports = {};
 
@@ -113001,7 +113432,7 @@ process.chdir = function (dir) {
 };
 process.umask = function() { return 0; };
 
-},{}],102:[function(require,module,exports){
+},{}],105:[function(require,module,exports){
 var inherits = require('inherits')
 var EventEmitter = require('events').EventEmitter
 var now = require('right-now')
@@ -113046,7 +113477,7 @@ Engine.prototype.tick = function() {
     this.emit('tick', dt)
     this.last = time
 }
-},{"events":26,"inherits":89,"raf":103,"right-now":115}],103:[function(require,module,exports){
+},{"events":26,"inherits":92,"raf":106,"right-now":118}],106:[function(require,module,exports){
 (function (global){
 var now = require('performance-now')
   , root = typeof window === 'undefined' ? global : window
@@ -113125,7 +113556,7 @@ module.exports.polyfill = function(object) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"performance-now":99}],104:[function(require,module,exports){
+},{"performance-now":102}],107:[function(require,module,exports){
 (function (process,global){
 'use strict'
 
@@ -113167,7 +113598,7 @@ function randomBytes (size, cb) {
 }
 
 }).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"_process":101,"safe-buffer":117}],105:[function(require,module,exports){
+},{"_process":104,"safe-buffer":120}],108:[function(require,module,exports){
 // Copyright Joyent, Inc. and other Node contributors.
 //
 // Permission is hereby granted, free of charge, to any person obtaining a
@@ -113292,7 +113723,7 @@ function forEach(xs, f) {
     f(xs[i], i);
   }
 }
-},{"./_stream_readable":107,"./_stream_writable":109,"core-util-is":37,"inherits":89,"process-nextick-args":100}],106:[function(require,module,exports){
+},{"./_stream_readable":110,"./_stream_writable":112,"core-util-is":40,"inherits":92,"process-nextick-args":103}],109:[function(require,module,exports){
 // Copyright Joyent, Inc. and other Node contributors.
 //
 // Permission is hereby granted, free of charge, to any person obtaining a
@@ -113340,7 +113771,7 @@ function PassThrough(options) {
 PassThrough.prototype._transform = function (chunk, encoding, cb) {
   cb(null, chunk);
 };
-},{"./_stream_transform":108,"core-util-is":37,"inherits":89}],107:[function(require,module,exports){
+},{"./_stream_transform":111,"core-util-is":40,"inherits":92}],110:[function(require,module,exports){
 (function (process,global){
 // Copyright Joyent, Inc. and other Node contributors.
 //
@@ -114358,7 +114789,7 @@ function indexOf(xs, x) {
   return -1;
 }
 }).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./_stream_duplex":105,"./internal/streams/BufferList":110,"./internal/streams/destroy":111,"./internal/streams/stream":112,"_process":101,"core-util-is":37,"events":26,"inherits":89,"isarray":91,"process-nextick-args":100,"safe-buffer":117,"string_decoder/":142,"util":25}],108:[function(require,module,exports){
+},{"./_stream_duplex":108,"./internal/streams/BufferList":113,"./internal/streams/destroy":114,"./internal/streams/stream":115,"_process":104,"core-util-is":40,"events":26,"inherits":92,"isarray":94,"process-nextick-args":103,"safe-buffer":120,"string_decoder/":145,"util":25}],111:[function(require,module,exports){
 // Copyright Joyent, Inc. and other Node contributors.
 //
 // Permission is hereby granted, free of charge, to any person obtaining a
@@ -114573,7 +115004,7 @@ function done(stream, er, data) {
 
   return stream.push(null);
 }
-},{"./_stream_duplex":105,"core-util-is":37,"inherits":89}],109:[function(require,module,exports){
+},{"./_stream_duplex":108,"core-util-is":40,"inherits":92}],112:[function(require,module,exports){
 (function (process,global){
 // Copyright Joyent, Inc. and other Node contributors.
 //
@@ -115253,7 +115684,7 @@ Writable.prototype._destroy = function (err, cb) {
   cb(err);
 };
 }).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./_stream_duplex":105,"./internal/streams/destroy":111,"./internal/streams/stream":112,"_process":101,"core-util-is":37,"inherits":89,"process-nextick-args":100,"safe-buffer":117,"util-deprecate":150}],110:[function(require,module,exports){
+},{"./_stream_duplex":108,"./internal/streams/destroy":114,"./internal/streams/stream":115,"_process":104,"core-util-is":40,"inherits":92,"process-nextick-args":103,"safe-buffer":120,"util-deprecate":153}],113:[function(require,module,exports){
 'use strict';
 
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
@@ -115333,7 +115764,7 @@ if (util && util.inspect && util.inspect.custom) {
     return this.constructor.name + ' ' + obj;
   };
 }
-},{"safe-buffer":117,"util":25}],111:[function(require,module,exports){
+},{"safe-buffer":120,"util":25}],114:[function(require,module,exports){
 'use strict';
 
 /*<replacement>*/
@@ -115408,10 +115839,10 @@ module.exports = {
   destroy: destroy,
   undestroy: undestroy
 };
-},{"process-nextick-args":100}],112:[function(require,module,exports){
+},{"process-nextick-args":103}],115:[function(require,module,exports){
 module.exports = require('events').EventEmitter;
 
-},{"events":26}],113:[function(require,module,exports){
+},{"events":26}],116:[function(require,module,exports){
 exports = module.exports = require('./lib/_stream_readable.js');
 exports.Stream = exports;
 exports.Readable = exports;
@@ -115420,7 +115851,7 @@ exports.Duplex = require('./lib/_stream_duplex.js');
 exports.Transform = require('./lib/_stream_transform.js');
 exports.PassThrough = require('./lib/_stream_passthrough.js');
 
-},{"./lib/_stream_duplex.js":105,"./lib/_stream_passthrough.js":106,"./lib/_stream_readable.js":107,"./lib/_stream_transform.js":108,"./lib/_stream_writable.js":109}],114:[function(require,module,exports){
+},{"./lib/_stream_duplex.js":108,"./lib/_stream_passthrough.js":109,"./lib/_stream_readable.js":110,"./lib/_stream_transform.js":111,"./lib/_stream_writable.js":112}],117:[function(require,module,exports){
 (function(aa,ia){"object"===typeof exports&&"undefined"!==typeof module?module.exports=ia():"function"===typeof define&&define.amd?define(ia):aa.createREGL=ia()})(this,function(){function aa(a,b){this.id=Ab++;this.type=a;this.data=b}function ia(a){if(0===a.length)return[];var b=a.charAt(0),c=a.charAt(a.length-1);if(1<a.length&&b===c&&('"'===b||"'"===b))return['"'+a.substr(1,a.length-2).replace(/\\/g,"\\\\").replace(/"/g,'\\"')+'"'];if(b=/\[(false|true|null|\d+|'[^']*'|"[^"]*")\]/.exec(a))return ia(a.substr(0,
 b.index)).concat(ia(b[1])).concat(ia(a.substr(b.index+b[0].length)));b=a.split(".");if(1===b.length)return['"'+a.replace(/\\/g,"\\\\").replace(/"/g,'\\"')+'"'];a=[];for(c=0;c<b.length;++c)a=a.concat(ia(b[c]));return a}function Za(a){return"["+ia(a).join("][")+"]"}function Bb(){var a={"":0},b=[""];return{id:function(c){var e=a[c];if(e)return e;e=a[c]=b.length;b.push(c);return e},str:function(a){return b[a]}}}function Cb(a,b,c){function e(){var b=window.innerWidth,e=window.innerHeight;a!==document.body&&
 (e=a.getBoundingClientRect(),b=e.right-e.left,e=e.bottom-e.top);g.width=c*b;g.height=c*e;E(g.style,{width:b+"px",height:e+"px"})}var g=document.createElement("canvas");E(g.style,{border:0,margin:0,padding:0,top:0,left:0});a.appendChild(g);a===document.body&&(g.style.position="absolute",E(a.style,{margin:0,padding:0}));window.addEventListener("resize",e,!1);e();return{canvas:g,onDestroy:function(){window.removeEventListener("resize",e);a.removeChild(g)}}}function Db(a,b){function c(c){try{return a.getContext(c,
@@ -115572,7 +116003,7 @@ instances:-1},O,B,a),u=Rb(k,K,V.procs.poll,O,h,x,R),S=V.next,L=k.canvas,G=[],U=[
 1),context:la.define.bind(null,2),"this":la.define.bind(null,3),draw:n({}),buffer:function(a){return F.create(a,34962,!1,!1)},elements:function(a){return T.create(a,!1)},texture:A.create2D,cube:A.createCube,renderbuffer:M.create,framebuffer:K.create,framebufferCube:K.createCube,attributes:h,frame:r,on:function(a,b){var c;switch(a){case "frame":return r(b);case "lost":c=U;break;case "restore":c=W;break;case "destroy":c=Z}c.push(b);return{cancel:function(){for(var a=0;a<c.length;++a)if(c[a]===b){c[a]=
 c[c.length-1];c.pop();break}}}},limits:R,hasExtension:function(a){return 0<=R.extensions.indexOf(a.toLowerCase())},read:u,destroy:function(){G.length=0;e();L&&(L.removeEventListener("webglcontextlost",g),L.removeEventListener("webglcontextrestored",d));Q.clear();K.clear();M.clear();A.clear();T.clear();F.clear();B&&B.clear();Z.forEach(function(a){a()})},_gl:k,_refresh:m,poll:function(){t();B&&B.update()},now:y,stats:v});a.onDone(null,h);return h}});
 
-},{}],115:[function(require,module,exports){
+},{}],118:[function(require,module,exports){
 (function (global){
 module.exports =
   global.performance &&
@@ -115583,7 +116014,7 @@ module.exports =
   }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],116:[function(require,module,exports){
+},{}],119:[function(require,module,exports){
 /*
  *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
  *
@@ -117422,7 +117853,7 @@ module.exports = function(window, edgeVersion) {
   return RTCPeerConnection;
 };
 
-},{"sdp":118}],117:[function(require,module,exports){
+},{"sdp":121}],120:[function(require,module,exports){
 /* eslint-disable node/no-deprecated-api */
 var buffer = require('buffer')
 var Buffer = buffer.Buffer
@@ -117486,7 +117917,7 @@ SafeBuffer.allocUnsafeSlow = function (size) {
   return buffer.SlowBuffer(size)
 }
 
-},{"buffer":27}],118:[function(require,module,exports){
+},{"buffer":27}],121:[function(require,module,exports){
  /* eslint-env node */
 'use strict';
 
@@ -118171,11 +118602,11 @@ if (typeof module === 'object') {
   module.exports = SDPUtils;
 }
 
-},{}],119:[function(require,module,exports){
+},{}],122:[function(require,module,exports){
 'use strict';
 module.exports = require('./lib/index');
 
-},{"./lib/index":124}],120:[function(require,module,exports){
+},{"./lib/index":127}],123:[function(require,module,exports){
 'use strict';
 
 var randomFromSeed = require('./random/random-from-seed');
@@ -118275,7 +118706,7 @@ module.exports = {
     shuffled: getShuffled
 };
 
-},{"./random/random-from-seed":127}],121:[function(require,module,exports){
+},{"./random/random-from-seed":130}],124:[function(require,module,exports){
 'use strict';
 
 var encode = require('./encode');
@@ -118325,7 +118756,7 @@ function build(clusterWorkerId) {
 
 module.exports = build;
 
-},{"./alphabet":120,"./encode":123}],122:[function(require,module,exports){
+},{"./alphabet":123,"./encode":126}],125:[function(require,module,exports){
 'use strict';
 var alphabet = require('./alphabet');
 
@@ -118344,7 +118775,7 @@ function decode(id) {
 
 module.exports = decode;
 
-},{"./alphabet":120}],123:[function(require,module,exports){
+},{"./alphabet":123}],126:[function(require,module,exports){
 'use strict';
 
 var randomByte = require('./random/random-byte');
@@ -118365,7 +118796,7 @@ function encode(lookup, number) {
 
 module.exports = encode;
 
-},{"./random/random-byte":126}],124:[function(require,module,exports){
+},{"./random/random-byte":129}],127:[function(require,module,exports){
 'use strict';
 
 var alphabet = require('./alphabet');
@@ -118432,7 +118863,7 @@ module.exports.characters = characters;
 module.exports.decode = decode;
 module.exports.isValid = isValid;
 
-},{"./alphabet":120,"./build":121,"./decode":122,"./encode":123,"./is-valid":125,"./util/cluster-worker-id":128}],125:[function(require,module,exports){
+},{"./alphabet":123,"./build":124,"./decode":125,"./encode":126,"./is-valid":128,"./util/cluster-worker-id":131}],128:[function(require,module,exports){
 'use strict';
 var alphabet = require('./alphabet');
 
@@ -118453,7 +118884,7 @@ function isShortId(id) {
 
 module.exports = isShortId;
 
-},{"./alphabet":120}],126:[function(require,module,exports){
+},{"./alphabet":123}],129:[function(require,module,exports){
 'use strict';
 
 var crypto = typeof window === 'object' && (window.crypto || window.msCrypto); // IE 11 uses window.msCrypto
@@ -118469,7 +118900,7 @@ function randomByte() {
 
 module.exports = randomByte;
 
-},{}],127:[function(require,module,exports){
+},{}],130:[function(require,module,exports){
 'use strict';
 
 // Found this seed-based random generator somewhere
@@ -118496,12 +118927,12 @@ module.exports = {
     seed: setSeed
 };
 
-},{}],128:[function(require,module,exports){
+},{}],131:[function(require,module,exports){
 'use strict';
 
 module.exports = 0;
 
-},{}],129:[function(require,module,exports){
+},{}],132:[function(require,module,exports){
 (function (Buffer){
 module.exports = Peer
 
@@ -119433,13 +119864,13 @@ function makeError (message, code) {
 function noop () {}
 
 }).call(this,require("buffer").Buffer)
-},{"buffer":27,"debug":130,"get-browser-rtc":57,"inherits":89,"randombytes":104,"readable-stream":113}],130:[function(require,module,exports){
-arguments[4][50][0].apply(exports,arguments)
-},{"./debug":131,"_process":101,"dup":50}],131:[function(require,module,exports){
-arguments[4][51][0].apply(exports,arguments)
-},{"dup":51,"ms":132}],132:[function(require,module,exports){
-arguments[4][38][0].apply(exports,arguments)
-},{"dup":38}],133:[function(require,module,exports){
+},{"buffer":27,"debug":133,"get-browser-rtc":60,"inherits":92,"randombytes":107,"readable-stream":116}],133:[function(require,module,exports){
+arguments[4][53][0].apply(exports,arguments)
+},{"./debug":134,"_process":104,"dup":53}],134:[function(require,module,exports){
+arguments[4][54][0].apply(exports,arguments)
+},{"dup":54,"ms":135}],135:[function(require,module,exports){
+arguments[4][41][0].apply(exports,arguments)
+},{"dup":41}],136:[function(require,module,exports){
 
 /**
  * Module dependencies.
@@ -119535,7 +119966,7 @@ exports.connect = lookup;
 exports.Manager = require('./manager');
 exports.Socket = require('./socket');
 
-},{"./manager":134,"./socket":136,"./url":137,"debug":39,"socket.io-parser":139}],134:[function(require,module,exports){
+},{"./manager":137,"./socket":139,"./url":140,"debug":42,"socket.io-parser":142}],137:[function(require,module,exports){
 
 /**
  * Module dependencies.
@@ -120110,7 +120541,7 @@ Manager.prototype.onreconnect = function () {
   this.emitAll('reconnect', attempt);
 };
 
-},{"./on":135,"./socket":136,"backo2":21,"component-bind":34,"component-emitter":35,"debug":39,"engine.io-client":41,"indexof":88,"socket.io-parser":139}],135:[function(require,module,exports){
+},{"./on":138,"./socket":139,"backo2":21,"component-bind":37,"component-emitter":38,"debug":42,"engine.io-client":44,"indexof":91,"socket.io-parser":142}],138:[function(require,module,exports){
 
 /**
  * Module exports.
@@ -120136,7 +120567,7 @@ function on (obj, ev, fn) {
   };
 }
 
-},{}],136:[function(require,module,exports){
+},{}],139:[function(require,module,exports){
 
 /**
  * Module dependencies.
@@ -120556,7 +120987,7 @@ Socket.prototype.compress = function (compress) {
   return this;
 };
 
-},{"./on":135,"component-bind":34,"component-emitter":35,"debug":39,"parseqs":97,"socket.io-parser":139,"to-array":149}],137:[function(require,module,exports){
+},{"./on":138,"component-bind":37,"component-emitter":38,"debug":42,"parseqs":100,"socket.io-parser":142,"to-array":152}],140:[function(require,module,exports){
 (function (global){
 
 /**
@@ -120635,7 +121066,7 @@ function url (uri, loc) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"debug":39,"parseuri":98}],138:[function(require,module,exports){
+},{"debug":42,"parseuri":101}],141:[function(require,module,exports){
 (function (global){
 /*global Blob,File*/
 
@@ -120780,7 +121211,7 @@ exports.removeBlobs = function(data, callback) {
 };
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./is-buffer":140,"isarray":141}],139:[function(require,module,exports){
+},{"./is-buffer":143,"isarray":144}],142:[function(require,module,exports){
 
 /**
  * Module dependencies.
@@ -121182,7 +121613,7 @@ function error() {
   };
 }
 
-},{"./binary":138,"./is-buffer":140,"component-emitter":35,"debug":39,"has-binary2":69}],140:[function(require,module,exports){
+},{"./binary":141,"./is-buffer":143,"component-emitter":38,"debug":42,"has-binary2":72}],143:[function(require,module,exports){
 (function (global){
 
 module.exports = isBuf;
@@ -121199,9 +121630,9 @@ function isBuf(obj) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],141:[function(require,module,exports){
-arguments[4][70][0].apply(exports,arguments)
-},{"dup":70}],142:[function(require,module,exports){
+},{}],144:[function(require,module,exports){
+arguments[4][73][0].apply(exports,arguments)
+},{"dup":73}],145:[function(require,module,exports){
 'use strict';
 
 var Buffer = require('safe-buffer').Buffer;
@@ -121474,7 +121905,7 @@ function simpleWrite(buf) {
 function simpleEnd(buf) {
   return buf && buf.length ? this.write(buf) : '';
 }
-},{"safe-buffer":117}],143:[function(require,module,exports){
+},{"safe-buffer":120}],146:[function(require,module,exports){
 function Agent() {
   this._defaults = [];
 }
@@ -121496,7 +121927,7 @@ Agent.prototype._setDefaults = function(req) {
 
 module.exports = Agent;
 
-},{}],144:[function(require,module,exports){
+},{}],147:[function(require,module,exports){
 /**
  * Root reference for iframes.
  */
@@ -122418,7 +122849,7 @@ request.put = function(url, data, fn) {
   return req;
 };
 
-},{"./agent-base":143,"./is-object":145,"./request-base":146,"./response-base":147,"component-emitter":35}],145:[function(require,module,exports){
+},{"./agent-base":146,"./is-object":148,"./request-base":149,"./response-base":150,"component-emitter":38}],148:[function(require,module,exports){
 'use strict';
 
 /**
@@ -122435,7 +122866,7 @@ function isObject(obj) {
 
 module.exports = isObject;
 
-},{}],146:[function(require,module,exports){
+},{}],149:[function(require,module,exports){
 'use strict';
 
 /**
@@ -123131,7 +123562,7 @@ RequestBase.prototype._setTimeouts = function() {
   }
 };
 
-},{"./is-object":145}],147:[function(require,module,exports){
+},{"./is-object":148}],150:[function(require,module,exports){
 'use strict';
 
 /**
@@ -123269,7 +123700,7 @@ ResponseBase.prototype._setStatusProperties = function(status){
     this.unprocessableEntity = 422 == status;
 };
 
-},{"./utils":148}],148:[function(require,module,exports){
+},{"./utils":151}],151:[function(require,module,exports){
 'use strict';
 
 /**
@@ -123342,7 +123773,7 @@ exports.cleanHeader = function(header, changesOrigin){
   return header;
 };
 
-},{}],149:[function(require,module,exports){
+},{}],152:[function(require,module,exports){
 module.exports = toArray
 
 function toArray(list, index) {
@@ -123357,7 +123788,7 @@ function toArray(list, index) {
     return array
 }
 
-},{}],150:[function(require,module,exports){
+},{}],153:[function(require,module,exports){
 (function (global){
 
 /**
@@ -123428,7 +123859,7 @@ function config (name) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{}],151:[function(require,module,exports){
+},{}],154:[function(require,module,exports){
 (function (global){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
@@ -123445,7 +123876,7 @@ var adapterFactory = require('./adapter_factory.js');
 module.exports = adapterFactory({window: global.window});
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"./adapter_factory.js":152}],152:[function(require,module,exports){
+},{"./adapter_factory.js":155}],155:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -123601,7 +124032,7 @@ module.exports = function(dependencies, opts) {
   return adapter;
 };
 
-},{"./chrome/chrome_shim":153,"./common_shim":155,"./edge/edge_shim":156,"./firefox/firefox_shim":159,"./safari/safari_shim":161,"./utils":162}],153:[function(require,module,exports){
+},{"./chrome/chrome_shim":156,"./common_shim":158,"./edge/edge_shim":159,"./firefox/firefox_shim":162,"./safari/safari_shim":164,"./utils":165}],156:[function(require,module,exports){
 
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
@@ -124543,7 +124974,7 @@ module.exports = {
   }
 };
 
-},{"../utils.js":162,"./getusermedia":154}],154:[function(require,module,exports){
+},{"../utils.js":165,"./getusermedia":157}],157:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -124789,7 +125220,7 @@ module.exports = function(window) {
   }
 };
 
-},{"../utils.js":162}],155:[function(require,module,exports){
+},{"../utils.js":165}],158:[function(require,module,exports){
 /*
  *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
  *
@@ -125081,7 +125512,7 @@ module.exports = {
   }
 };
 
-},{"./utils":162,"sdp":118}],156:[function(require,module,exports){
+},{"./utils":165,"sdp":121}],159:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -125171,7 +125602,7 @@ module.exports = {
   }
 };
 
-},{"../utils":162,"./filtericeservers":157,"./getusermedia":158,"rtcpeerconnection-shim":116}],157:[function(require,module,exports){
+},{"../utils":165,"./filtericeservers":160,"./getusermedia":161,"rtcpeerconnection-shim":119}],160:[function(require,module,exports){
 /*
  *  Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
  *
@@ -125222,7 +125653,7 @@ module.exports = function(iceServers, edgeVersion) {
   });
 };
 
-},{"../utils":162}],158:[function(require,module,exports){
+},{"../utils":165}],161:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -125258,7 +125689,7 @@ module.exports = function(window) {
   };
 };
 
-},{}],159:[function(require,module,exports){
+},{}],162:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -125569,7 +126000,7 @@ module.exports = {
   }
 };
 
-},{"../utils":162,"./getusermedia":160}],160:[function(require,module,exports){
+},{"../utils":165,"./getusermedia":163}],163:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -125780,7 +126211,7 @@ module.exports = function(window) {
   };
 };
 
-},{"../utils":162}],161:[function(require,module,exports){
+},{"../utils":165}],164:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -126090,7 +126521,7 @@ module.exports = {
   }
 };
 
-},{"../utils":162}],162:[function(require,module,exports){
+},{"../utils":165}],165:[function(require,module,exports){
 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
@@ -126272,7 +126703,7 @@ module.exports = {
   }
 };
 
-},{}],163:[function(require,module,exports){
+},{}],166:[function(require,module,exports){
 'use strict';
 
 var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split('')
diff --git a/hydra-server/public/css/codemirror.css b/hydra-server/public/css/codemirror.css
index c7a8ae704..5c983ae64 100755
--- a/hydra-server/public/css/codemirror.css
+++ b/hydra-server/public/css/codemirror.css
@@ -145,10 +145,17 @@
 
 /* Default styles for common addons */
 
-div.CodeMirror span.CodeMirror-matchingbracket {color: #0b0;}
+div.CodeMirror span.CodeMirror-matchingbracket {
+  color: #0b0;
+  background-color: rgba(127, 127, 127, 0.5) !important;
+}
 div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #a22;}
 .CodeMirror-matchingtag { background: rgba(255, 150, 0, .3); }
-.CodeMirror-activeline-background {background: #e8f2ff;}
+.CodeMirror-activeline-background {background-color: rgba(0, 0, 0, 0.0) !important;}
+.CodeMirror-activeline-gutter {
+  width: 2px !important;
+  background: linear-gradient(0deg, rgba(180,180,180,0.85) 0%, rgba(170,170,170,0) 75%) !important;
+}
 
 /* STOP */
 
diff --git a/hydra-server/public/css/style.css b/hydra-server/public/css/style.css
index a0e1418b6..7f11eadfe 100755
--- a/hydra-server/public/css/style.css
+++ b/hydra-server/public/css/style.css
@@ -78,6 +78,7 @@ a:hover {
   font-family: monospace;
   font-size: 14px;
   color: #aaa;
+  pointer-events: none;
 }
 
 .log-error {