Security update. Added security to database calls.

git-svn-id: https://plugins.svn.wordpress.org/dofollow-case-by-case/trunk@785719 b8457f37-d9ea-0310-8a92-e5e31aec5664
* Spanish translation update.
* Style updates to plugin administration layout.
* Better organization of the administration layout.
* New plugin administration header.
* New button layout.
* Better pagination within the plugin administration.

git-svn-id: https://plugins.svn.wordpress.org/dofollow-case-by-case/trunk@786797 b8457f37-d9ea-0310-8a92-e5e31aec5664
Upload of missing images from administration layout.

git-svn-id: https://plugins.svn.wordpress.org/dofollow-case-by-case/trunk@787162 b8457f37-d9ea-0310-8a92-e5e31aec5664