Fix for $this->

git-svn-id: https://plugins.svn.wordpress.org/validated-field-for-acf/trunk@890392 b8457f37-d9ea-0310-8a92-e5e31aec5664
set version to 1.0.7

git-svn-id: https://plugins.svn.wordpress.org/validated-field-for-acf/trunk@890394 b8457f37-d9ea-0310-8a92-e5e31aec5664