adding hight limit and removed need for instance name

git-svn-id: https://plugins.svn.wordpress.org/salt-map/trunk@897527 b8457f37-d9ea-0310-8a92-e5e31aec5664
changed version number and tested up to

git-svn-id: https://plugins.svn.wordpress.org/salt-map/trunk@897528 b8457f37-d9ea-0310-8a92-e5e31aec5664