Tagging 1.6.0

git-svn-id: https://plugins.svn.wordpress.org/ithemes-exchange/trunk@802482 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updating readme

git-svn-id: https://plugins.svn.wordpress.org/ithemes-exchange/trunk@802617 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tagging 1.6.1 - see history.txt for details

git-svn-id: https://plugins.svn.wordpress.org/ithemes-exchange/trunk@803361 b8457f37-d9ea-0310-8a92-e5e31aec5664