Fix scrolling inside the Visual editor on MacOS, add the same functionality to the Text editor, see #27013
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git-svn-id: http://core.svn.wordpress.org/trunk@26977 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix the conditional enqueueing/printing of colors stylesheets, without breaking dependencies.

fixes #18380.
see #20729 which should properly fix this.

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git-svn-id: http://core.svn.wordpress.org/trunk@26978 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Network install: When showing the path to wp-config.php make sure our slashes are normalized.

props VarunAgw.
fixes #27025.

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git-svn-id: http://core.svn.wordpress.org/trunk@26979 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add imgur to the list of oEmbed providers.

props bradparbs.
fixes #21632.

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Revisions browser: The back button should return to the post you were editing (use replaceState instead of pushState).

props adamsilverstein.
fixes #26997.

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git-svn-id: http://core.svn.wordpress.org/trunk@26981 1a063a9b-81f0-0310-95a4-ce76da25c4cd