No more runtime pass-by-reference

git-svn-id: https://plugins.svn.wordpress.org/ngp-forms/trunk@854698 b8457f37-d9ea-0310-8a92-e5e31aec5664
Version

git-svn-id: https://plugins.svn.wordpress.org/ngp-forms/trunk@854700 b8457f37-d9ea-0310-8a92-e5e31aec5664