testing script that appends diffs to students' feedback files
test.sh now uses a grading_template text file for feedback
Merge branch 'master' of https://github.com/EricFalkenberg/graderTools into EricFalkenberg-master
file heirarchy fixes
fixed references to other scripts to reflect heirarchy changes
added general grading script to organize, compile, and test all student submissions
Merge pull request #2 from khipkin/master

made some changes/improvements