Readme tweaks

git-svn-id: https://plugins.svn.wordpress.org/side-matter/trunk@770506 b8457f37-d9ea-0310-8a92-e5e31aec5664
Readme tweaks

git-svn-id: https://plugins.svn.wordpress.org/side-matter/trunk@770507 b8457f37-d9ea-0310-8a92-e5e31aec5664