tagging version 1.4.4

git-svn-id: https://plugins.svn.wordpress.org/wp-ultimate-search/trunk@867692 b8457f37-d9ea-0310-8a92-e5e31aec5664
tagging version 1.4.5

git-svn-id: https://plugins.svn.wordpress.org/wp-ultimate-search/trunk@867726 b8457f37-d9ea-0310-8a92-e5e31aec5664