Improve Tab rename UX

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@856384 b8457f37-d9ea-0310-8a92-e5e31aec5664
FlexSlider thumb CSS fix

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@856385 b8457f37-d9ea-0310-8a92-e5e31aec5664
Use plugins_loaded action to initialise plugin

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@857325 b8457f37-d9ea-0310-8a92-e5e31aec5664
Check post type and ID are correct before processing shortcode

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@857864 b8457f37-d9ea-0310-8a92-e5e31aec5664
Process shortcodes in captions

git-svn-id: https://plugins.svn.wordpress.org/ml-slider/trunk@859377 b8457f37-d9ea-0310-8a92-e5e31aec5664