* wp.svgPainter and now moved to wp-admin.
* Restore !important background-image handling.
* Delay executing the IE9-specific base64 code if we don't need it.
* Make painted icons lose their color after hover at the same speed as dashicons (100ms).
props azaozz.
fixes#26333.
Built from https://develop.svn.wordpress.org/trunk@26693
git-svn-id: http://core.svn.wordpress.org/trunk@26583 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Andrew Nacin