Confirm delete_site_option() exists before calling it during an update.

This function won't yet exist when updating from 2.7 [sic].

fixes #25682 for trunk.


git-svn-id: http://develop.svn.wordpress.org/trunk@25893 602fd350-edb4-49c9-b593-d223f7449a82
Always escape URLs at the last possible moment.


git-svn-id: http://develop.svn.wordpress.org/trunk@25895 602fd350-edb4-49c9-b593-d223f7449a82
Add editimage.min.js to $_old_files. see #24999.


git-svn-id: http://develop.svn.wordpress.org/trunk@25897 602fd350-edb4-49c9-b593-d223f7449a82
Maintain the same output for get_avatar() as 3.6. see [25895].


git-svn-id: http://develop.svn.wordpress.org/trunk@25899 602fd350-edb4-49c9-b593-d223f7449a82
Bundled themes: bump version numbers (ignoring Twenty Ten).

git-svn-id: http://develop.svn.wordpress.org/trunk@25902 602fd350-edb4-49c9-b593-d223f7449a82
Update POT files for Twenty Ten through Twenty Thirteen.


git-svn-id: http://develop.svn.wordpress.org/trunk@25904 602fd350-edb4-49c9-b593-d223f7449a82
Twenty Thirteen: Restore the original "Not found" string. see #24891, for trunk.


git-svn-id: http://develop.svn.wordpress.org/trunk@25907 602fd350-edb4-49c9-b593-d223f7449a82
Translator comments are special, make sure they are parsed properly. see #25256.


git-svn-id: http://develop.svn.wordpress.org/trunk@25908 602fd350-edb4-49c9-b593-d223f7449a82
POT update.


git-svn-id: http://develop.svn.wordpress.org/trunk@25911 602fd350-edb4-49c9-b593-d223f7449a82