RTL for login screen.

props yoavf.
fixes #27784.


git-svn-id: https://develop.svn.wordpress.org/trunk@28096 602fd350-edb4-49c9-b593-d223f7449a82
Add missing 'Address' string for TinyMCE.

props pavelevap, ocean90.
fixes #27785.


git-svn-id: https://develop.svn.wordpress.org/trunk@28097 602fd350-edb4-49c9-b593-d223f7449a82
Fix feature pointer border when using a color scheme.

props ryelle.
see #27778.


git-svn-id: https://develop.svn.wordpress.org/trunk@28098 602fd350-edb4-49c9-b593-d223f7449a82
Add context to string added in [28097].

props azaozz.
fixes #27785.


git-svn-id: https://develop.svn.wordpress.org/trunk@28099 602fd350-edb4-49c9-b593-d223f7449a82
Customizer: Account for a sidebar with no container to which classes can be added.

props ocean90.
fixes #27780.


git-svn-id: https://develop.svn.wordpress.org/trunk@28100 602fd350-edb4-49c9-b593-d223f7449a82
Customizer: Fix header image cropping when working with huge images. Affected Firefox in particular.

props ehg.
fixes #27790.


git-svn-id: https://develop.svn.wordpress.org/trunk@28101 602fd350-edb4-49c9-b593-d223f7449a82
Custom header: Fix image ordering.

props ehg.
see #21785. fixes #27791.


git-svn-id: https://develop.svn.wordpress.org/trunk@28102 602fd350-edb4-49c9-b593-d223f7449a82
Don't auto-resize Quick Draft textarea in IE < 9. Avoids IE8 crash.

props morganestes.
fixes #27761.


git-svn-id: https://develop.svn.wordpress.org/trunk@28103 602fd350-edb4-49c9-b593-d223f7449a82
Themes screen: Fix RTL layout issue in Firefox.

props SergeyBiryukov.
fixes #27779.


git-svn-id: https://develop.svn.wordpress.org/trunk@28104 602fd350-edb4-49c9-b593-d223f7449a82
Theme install: Set a timeout and error message for API responses.

props ocean90.
fixes #27708.


git-svn-id: https://develop.svn.wordpress.org/trunk@28105 602fd350-edb4-49c9-b593-d223f7449a82
Merge branch 'master' into trac-27767
Since retrieve_widgets() is called when initializing the customizer theme, we need to remove the theme mods to avoid overwriting changes made via the widget customizer when accessing /wp-admin/widgets.php