(Issue2716) Fix optimized build for /docs
Upgrade Bootstrap to 2.3.1
Only save changed skin values
Merge pull request #2716 from mrvisser/issue-2716

`/docs` UI breaks in production build
Merge branch 'BootstrapUpdate' of git://github.com/bp323/3akai-ux into BootstrapUpdate
Merge branch 'newframework' of github.com:sakaiproject/3akai-ux into newframework
Merge remote-tracking branch 'origin/newframework' into SkinSave
Follow-up on saving skinning values
Some minor follow-up fixes
Don't cache /api/ calls
Add expires header to admin as well
Merge branch 'newframework' into 2634FollowUp