Bug fix if web form is deleted or user switches Infusionsoft apps


git-svn-id: https://plugins.svn.wordpress.org/infusionsoft-exit-optin/trunk@862497 b8457f37-d9ea-0310-8a92-e5e31aec5664
v1.0.4


git-svn-id: https://plugins.svn.wordpress.org/infusionsoft-exit-optin/trunk@865722 b8457f37-d9ea-0310-8a92-e5e31aec5664