re-tagging version 1.2

git-svn-id: https://plugins.svn.wordpress.org/gallery-slideshow/trunk@844779 b8457f37-d9ea-0310-8a92-e5e31aec5664
uploading cycle2 center js

git-svn-id: https://plugins.svn.wordpress.org/gallery-slideshow/trunk@844781 b8457f37-d9ea-0310-8a92-e5e31aec5664