Updated grid and main to better reflect the desired classes and main for submission
Merge remote-tracking branch 'origin/master'

Conflicts:
	Source/main.cc
updated README to clarify indexing of ProblemObject
Updated README to clarify use of child classes
added minimize turn optimization
minimize turn optimizaion
minimize turns optimization
Merge https://github.com/TheSubtleKnife/CS220

needed to merge