Updated readme.txt

git-svn-id: https://plugins.svn.wordpress.org/rotatingtweets/trunk@1006163 b8457f37-d9ea-0310-8a92-e5e31aec5664
Extra browser compression error mesage

git-svn-id: https://plugins.svn.wordpress.org/rotatingtweets/trunk@1006165 b8457f37-d9ea-0310-8a92-e5e31aec5664