fixing php imagesize error

git-svn-id: https://plugins.svn.wordpress.org/slideshow-satellite/branches/2.2@983772 b8457f37-d9ea-0310-8a92-e5e31aec5664
Adding in basic post type functionality

git-svn-id: https://plugins.svn.wordpress.org/slideshow-satellite/branches/2.2@998734 b8457f37-d9ea-0310-8a92-e5e31aec5664
Making 2.3 official

git-svn-id: https://plugins.svn.wordpress.org/slideshow-satellite/trunk@1032971 b8457f37-d9ea-0310-8a92-e5e31aec5664