`img`s are no longer responsive by default. Instead, use
`.img-responsive` as a class or mixin. Existing `.thumbnail > img` and
`.img-thumbnail` classes now make use of this as a mixin as well.

Fixes #7213 Collapse plugin does not correctly set the "collapsed" class.

fixes #7961 a bit: adds css for extra tooltip placement options. /cc @fat you just need dat js prolly

remove submenus. for more context: http://www.youtube.com/watch?v=ggWyUEuGcWY&feature=youtu.be&t=48s

Fixed mixin btn-pseudo-state background for [disabled] buttons

BS3: Remove Glyphicons

Conflicts:
	docs/components.html

Fix #8287

typo: match doc text and example

Docs: fix 1 typo; use <code> in 1 place

copyedit JS docs

Fix spelling in comment

Fix typo in comment

Spelling in comment