Draws polygons in the environment.
added a sample world, updated main to load the sample world
theta in motors should change now
the function move will now update the position of the robot and its theta. This can be merged into libsim once tested
Renamed second core directory to test, slated for deletion.
moved stuff from robot_test into libsim.clibsim now contains the timer (pause/resume) stuff
Also commented andrew's code because it broke the build
ticket #159:main() is just for testingno working code yet just comments, still need to figure out the math
added tests of two possible ways to control proc's.
leaning heavily towards the itimer method