delete files

git-svn-id: https://plugins.svn.wordpress.org/easy-contact-form-solution/trunk@939430 b8457f37-d9ea-0310-8a92-e5e31aec5664
import

git-svn-id: https://plugins.svn.wordpress.org/easy-contact-form-solution/trunk@939431 b8457f37-d9ea-0310-8a92-e5e31aec5664
import

git-svn-id: https://plugins.svn.wordpress.org/easy-contact-form-solution/trunk@939432 b8457f37-d9ea-0310-8a92-e5e31aec5664
import

git-svn-id: https://plugins.svn.wordpress.org/easy-contact-form-solution/trunk@939433 b8457f37-d9ea-0310-8a92-e5e31aec5664