Updated 1.1 to include server side notifications, and other efforts to prevent activation failures.

git-svn-id: https://plugins.svn.wordpress.org/wpmu-no-nag/trunk@876008 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixed error in readme.txt

git-svn-id: https://plugins.svn.wordpress.org/wpmu-no-nag/trunk@876009 b8457f37-d9ea-0310-8a92-e5e31aec5664