1.2.0 release

git-svn-id: https://plugins.svn.wordpress.org/imaginary/trunk@938538 b8457f37-d9ea-0310-8a92-e5e31aec5664
version/readme fix

git-svn-id: https://plugins.svn.wordpress.org/imaginary/trunk@938541 b8457f37-d9ea-0310-8a92-e5e31aec5664