Updating readme.txt

git-svn-id: https://plugins.svn.wordpress.org/wp-couch-mode/trunk@993843 b8457f37-d9ea-0310-8a92-e5e31aec5664
updating readme.txt

git-svn-id: https://plugins.svn.wordpress.org/wp-couch-mode/trunk@993844 b8457f37-d9ea-0310-8a92-e5e31aec5664