slight changes to maintain consistency throughout document re: formatting; clarified/corrected phrasing in intro to "diff" section.
fix spelling
more spelling
Remove executable bits
Add a brief section on checking out ancestor commits
formatting fixes for consistency in committing.html; added emphasis where appropriate.
update gh-pages to be caught up with master branch
adding gh-pages link to README
add style sheet; add divs around all sections, using h2 blocks as delimeter.
added csc logo icon
Merge pull request #12 from rit-csc/master

misc changes; slight addition of formatting!