Delete old files

git-svn-id: https://plugins.svn.wordpress.org/guiform/trunk@1002223 b8457f37-d9ea-0310-8a92-e5e31aec5664
Import version 1.6 files

git-svn-id: https://plugins.svn.wordpress.org/guiform/trunk@1002224 b8457f37-d9ea-0310-8a92-e5e31aec5664
Import version 1.6 files

git-svn-id: https://plugins.svn.wordpress.org/guiform/trunk@1002225 b8457f37-d9ea-0310-8a92-e5e31aec5664
Import version 1.6 files

git-svn-id: https://plugins.svn.wordpress.org/guiform/trunk@1002226 b8457f37-d9ea-0310-8a92-e5e31aec5664
Import version 1.6 files

git-svn-id: https://plugins.svn.wordpress.org/guiform/trunk@1002228 b8457f37-d9ea-0310-8a92-e5e31aec5664