addyosmani/backbone-fundamentals — pull request #478 by kryger (2013-07-24 11:27:26+00:00)
Title: It's -> its

Corrected instances of "it's" used incorrectly where "its" is needed.
Looked through all the .md files, I hope I didn't miss anything.

Changed both individual chapters and the merged complete book (not
sure how and whether "backbone-fundamentals.md" is autogenerated)