test pull from another use (non author)
Merge pull request #57 from challengeaneka/master

test pull from another use (non author)
description of the changes you made
Merge pull request #58 from challengeaneka/master

description of the changes you made
made a pdf for Steve
Merge pull request #59 from PCCMathProgramReview2014/alex-work

made a pdf for Steve
changes from 1/3 with Steve, Chris, and Alex
Merge pull request #60 from PCCMathProgramReview2014/alex-work

changes from 1/3 with Steve, Chris, and Alex