Removed hook into the_content, was causing conflicts with other plugins.  New implementation is much cleaner.  Added check to ensure jQuery script isn't output twice.

git-svn-id: https://plugins.svn.wordpress.org/wpgform/trunk@853760 b8457f37-d9ea-0310-8a92-e5e31aec5664
New implementation of form rendering for CPT URL slugs.

git-svn-id: https://plugins.svn.wordpress.org/wpgform/trunk@853764 b8457f37-d9ea-0310-8a92-e5e31aec5664