Update to 2.2.4

git-svn-id: https://plugins.svn.wordpress.org/stageshow/trunk@785364 b8457f37-d9ea-0310-8a92-e5e31aec5664
2.2.5

git-svn-id: https://plugins.svn.wordpress.org/stageshow/trunk@789027 b8457f37-d9ea-0310-8a92-e5e31aec5664
Readme 2.2.5 wasn't complete

git-svn-id: https://plugins.svn.wordpress.org/stageshow/trunk@789048 b8457f37-d9ea-0310-8a92-e5e31aec5664