Fix #12886. Fix map file reference in .min.js file.

Cherry picked from e348b4060848b46a6c4376661c093e0f0a3ef9e7 .
Update Sizzle
Revert grunt, grunt-contrib-jshint, and grunt-contrib-uglify versions used in build until we can adapt Gruntfile to support grunt 0.4.0rc5 changes
Update Sizzle
Update copyrights used in file headers.
Leave out the web site, you know where to find us.
No ticket: compress event.js
(cherry picked from commit 9cf812d7a28a08608eab30440102b00ebd3c2291)
Fix #13180: don't delegate into SVG <use>
(cherry picked from commits 36457cb6afc12d4a755cf93442a502783a669517..f860e0bd2f7dd228a14704d78ed5208cbe870d01)
Fix f860e0bd Firefox failures
(cherry picked from commit 0a3a424e65f66414305bf6a34fc6fd93d3b61c62)
Fix #13203: delegated events with selector matching Object.prototype property
Fixes #13200 - innerHTML in buildFragment need end tags
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de486684 with moar guard for IE6
(cherry picked from commit 6c29dd24e9786dfd61cdfdb5d21ffcb5694e25ea)