Removed POSTTITLE from templates since we don't know the actual title at template time.

git-svn-id: https://plugins.svn.wordpress.org/postie/trunk@860701 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix error message.

git-svn-id: https://plugins.svn.wordpress.org/postie/trunk@861066 b8457f37-d9ea-0310-8a92-e5e31aec5664