dumb agent
desired environment
typo fix
potential field agent stubbing
Merge branch 'master' of https://github.com/joeldenning/cs470.git

Conflicts:
	src/communicator/Communicator.java
Merge branch 'master' of https://github.com/joeldenning/cs470.git
PDController and TankVector fixes. We need to talk about whether we are storing velocities or positions
Merge branch 'master' of https://github.com/joeldenning/cs470.git
Modified Base to have a variable number of corners. Also modified
Communicator to reflect this (though it presumes 4). Begining of
AttractiveField.
Work on field