fix issue with maps. upgrade plugin version

git-svn-id: https://plugins.svn.wordpress.org/bepro-listings/trunk@821271 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix function

git-svn-id: https://plugins.svn.wordpress.org/bepro-listings/trunk@821273 b8457f37-d9ea-0310-8a92-e5e31aec5664