Update jQuery to v1.11.0.

BS3 commits: c1a5e1443f58244975b68f7ac1d1d61a82689160
Apply eaa2b83 to master as well

BS3 commits: a9567a9e0c0e2ed8bef5d91c8afcb8c8b8b940e3
most of Bootstrap's components are pure CSS and thus don't require jQuery

BS3 commits: 623d6507581c881f4ade642536858053d5323b09
fix 12484

BS3 commits: 4b194471b0352fa583e074c4394c1fd5085cf832
Use scss option instead of css for better highlighting

BS3 commits: 1802cedbc11d9468705e9289297616f785e33a8d
Fix issue causing .navbar-brand element height to be shorter than .navbar height

BS3 commits: 9f36bc2bf6a24e4e887e5f955936a5e5b0400f76
grunt after last commits

BS3 commits: 58bf3f9432e81a450b241134f2e0c319de41146d
Don't re-set indent style for [*.py]

BS3 commits: 9c054fd4c0db89cbbb1df3c868bafc4f2c17c3e3
mv .img-responsive docs from Overview to Images section

BS3 commits: d6f25e13ec4389fcb94ef16cd13eacf4d5aa173b
Improve alignment of the dashboard placeholder images

BS3 commits: 09f62f6a7a0ee4208bcc04d58f619e000a916ef8
add note to CONTRIBUTING.md about `outline: none`

BS3 commits: f2344962396727fd9ec4b8d2023d60e711506f0a
fix 12527

BS3 commits: 27e080df4b80791860624ba17d4b57608200d5e0
add .btn-inverse removal to migration guide; fixes 12538

BS3 commits: 69af98e6bb74b0bbc3b3964340f5952d83ae5130
add removal of .help-inline to the migration guide; fixes 12539

BS3 commits: d8bb6c29870059d7d785ddb3340964f1bba72ed6
Mention .modal.fade.hide => .modal.fade in migration docs

BS3 commits: e5665c241727a868c1f308632b22b0fcebba1f92
Safari's justified nav bug is still present as of Safari v7.0.1; fixes 12454

BS3 commits: d675284cf65b0b1c30ed555f3148dd880a52da27
fix 12566

BS3 commits: 8ee208e9c197d48828767764d7c89147ebde2a7e
Remove comma first rule

BS3 commits: 229bc6fef99c9e94bd8d2927688aadea85b9feb2
Don't offset customizer alert, grunt dist

BS3 commits: ec6c9d28240aa4ef32b13be51943f98c00f3437e
Add examples/css in the csslint task.

BS3 commits: 9ba49426e972391bc4cbd42896baeb18b88ebd69