tweak datapoints

Author: meihuisu

test/inputs/test_latlons_sjqbn_gd.txt

@@ -1,10 +1,13 @@
 -120.381 37.389 0
+-120.381 37.389 100
+-120.381 37.389 200
+-120.381 37.389 300
 -120.381 37.389 500
--120.381 37.389 1000
 -120.6907 37.5413 0.0
+-120.6907 37.5413 50.0
+-120.6907 37.5413 100.0
+-120.6907 37.5413 500.0
 -120.6907 37.5413 1000.0
--120.6907 37.5413 2000.0
--120.6907 37.5413 5000.0
 -119.4389 35.6961 0.0
 -119.4389 35.6961 1000.0
 -119.4389 35.6961 2000.0