- Updated to new dhtmlxcalendar calendar code (version 3.6 build 131108).
- Support new dhtmlxcalendar theme 'Terrace' (now the default for new installs).
- Re-styled Ok/Cancel button/links in the post/page edit, Ok is now a primary button and cancel is now a button aligned to the right.
- Added uninstall routine.
- Tested with WordPress 3.8.

git-svn-id: https://plugins.svn.wordpress.org/schedule-posts-calendar/trunk@819102 b8457f37-d9ea-0310-8a92-e5e31aec5664