Pulling in 1.1.5 changes from Github

git-svn-id: https://plugins.svn.wordpress.org/bu-navigation/trunk@858564 b8457f37-d9ea-0310-8a92-e5e31aec5664
Pulling in 1.2 changes from Github

git-svn-id: https://plugins.svn.wordpress.org/bu-navigation/trunk@858567 b8457f37-d9ea-0310-8a92-e5e31aec5664
Pulling in 1.2.1 changes from Github

git-svn-id: https://plugins.svn.wordpress.org/bu-navigation/trunk@858569 b8457f37-d9ea-0310-8a92-e5e31aec5664