[control] 2d flat quadruped robot (walk gait)

[kirillin]

1. choose any simulator and fix 3 dof to make control 2d
2. task (see details on ticket title)

• robot and env -- flat quadruped robot
• goal -- run with maximum speed
• algorithm -- any

4. implementation requirements
   ./examples/quadrotor_drone/sim/ add env files of robot and env
   ./examples/quadrotor_drone/control/ add controller
   use any simulator-controller communication protocol

5. example of implementation https://github.com/pets-tech/mysegway_mujoco

[AgofoxWhostolemyname]

Good day, our team (Daniel Romanovskiy, Egor Kerber, Egor Mozzhukhin) has completed the assignment for this ticket.
Here are links to our results:

1. Project Repository https://github.com/XtereO/quadruped_walk
2. Presentation record https://vk.com/away.php?to=https%3A%2F%2Fdisk.yandex.ru%2Fd%2Fi-LPOdsZOgFbiw&utf=1