adding visual-subtitle by GaryJ

git-svn-id: http://plugins.svn.wordpress.org/visual-subtitle/trunk@391486 b8457f37-d9ea-0310-8a92-e5e31aec5664
Merge remote-tracking branch 'origin/master'
Pre-prep for 1.1.0 release
Merge branch 'release/1.1.0'
Merge commit '1.1.0' into develop
Fix grammatical error in README.