Improved RME checks
Added a new .cpp file for testing
error sorting is back, grading multiple files
separate error by files
Added periords to error messages that didn't have them.
Improved error printing, changed good.cpp in regression test
Keep track of all functions' RME; fixes bug where an RME error would be reported for the function prototype
Added check for number of lines of comments. Rubric.ini now contains min comment ratio and max line length
Merge remote-tracking branch 'origin/master'

Conflicts:
	StyleError.py
	StyleRubric.py
	good.cpp
	rubric.ini
Merge pull request #75 from maxim123/master

Improved printing and RME checks