Twenty Fourteen: revamp the RTL stylesheet and related cleanup. Props iamtakashi, see #25801.
Built from https://develop.svn.wordpress.org/trunk@25999


git-svn-id: http://core.svn.wordpress.org/trunk@25932 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fall back to comment author email in get_avatar() if the user who left the comment no longer exists.

props mauryaratan, lite3.
fixes #25803.
Built from https://develop.svn.wordpress.org/trunk@26000


git-svn-id: http://core.svn.wordpress.org/trunk@25933 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Pass comment ID and comment post ID to get_comment_class() in WP_Comments_List_Table::single_row().

props drozdz.
fixes #25814.
Built from https://develop.svn.wordpress.org/trunk@26001


git-svn-id: http://core.svn.wordpress.org/trunk@25934 1a063a9b-81f0-0310-95a4-ce76da25c4cd