Adding better title display and container options

git-svn-id: https://plugins.svn.wordpress.org/widget-menuizer/trunk@994013 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updating readme

git-svn-id: https://plugins.svn.wordpress.org/widget-menuizer/trunk@994014 b8457f37-d9ea-0310-8a92-e5e31aec5664