add support for Exception at my_cforms_action()

git-svn-id: https://plugins.svn.wordpress.org/cforms2/trunk@1021073 b8457f37-d9ea-0310-8a92-e5e31aec5664
comment out the example code

git-svn-id: https://plugins.svn.wordpress.org/cforms2/trunk@1021074 b8457f37-d9ea-0310-8a92-e5e31aec5664