Merge pull request #618 from theresaanna/master

IE10 does not have window.location.origin
Fix for diff toc ordering
PEP8
Comments, PEP8
upgrading jquery to 1.11
Simplified the code
PEP8
Merge pull request #619 from khandelwal/master

Fix the content ordering of the TOC for diffs
run ajax tests in multiple browsers
Merge branch 'master' of github.com:eregs/regulations-site
ie10 tests passing