Merge pull request #99 from PCCMathProgramReview2014/alex-work

fixed some false apostrophes in an appendix; other minor editing in sect...
changes from Michael
.... and the pdf
Merge pull request #100 from challengeaneka/master

michael's edits, removed excel lock file, updated pdf
changes from Shane
Merge pull request #101 from challengeaneka/master

changes from Shane
alyson's changes to appendicesA-F
alyson's comments for the remaining appendices, and added tables to onlinehwstudy
stars by the recommendations
Merge pull request #102 from PCCMathProgramReview2014/chris-work

Chris work
modifications to section 6, including xkcd addition
Merge pull request #103 from challengeaneka/master

modifications to section 6, including xkcd addition
addressed fixthis items in section1 and in the glossary