add audience segmentation to global nav. Add sites to list.

git-svn-id: https://plugins.svn.wordpress.org/newsme/trunk@969636 b8457f37-d9ea-0310-8a92-e5e31aec5664
Remove link to posts from site list

git-svn-id: https://plugins.svn.wordpress.org/newsme/trunk@969642 b8457f37-d9ea-0310-8a92-e5e31aec5664