Added CSS to hide Google's new "required" message.

git-svn-id: https://plugins.svn.wordpress.org/wpgform/trunk@814498 b8457f37-d9ea-0310-8a92-e5e31aec5664
More fixes to support multiple form instantiation.

git-svn-id: https://plugins.svn.wordpress.org/wpgform/trunk@814499 b8457f37-d9ea-0310-8a92-e5e31aec5664
Prep for v0.61 release.

git-svn-id: https://plugins.svn.wordpress.org/wpgform/trunk@814500 b8457f37-d9ea-0310-8a92-e5e31aec5664