TinyMCE:
- Tighten up button styles, add :hover for .mce-active buttons.
- Pad only the first toolbar row and remove the padding in both toolbars if the editor doesn't have a DFW mode.
Part props avryl, see #27279
Built from https://develop.svn.wordpress.org/trunk@27978


git-svn-id: http://core.svn.wordpress.org/trunk@27808 1a063a9b-81f0-0310-95a4-ce76da25c4cd