fixed: reinserted automatic whitespacing after icons

git-svn-id: https://plugins.svn.wordpress.org/font-awesome-more-icons/trunk@759395 b8457f37-d9ea-0310-8a92-e5e31aec5664
fixed readme file

git-svn-id: https://plugins.svn.wordpress.org/font-awesome-more-icons/trunk@759396 b8457f37-d9ea-0310-8a92-e5e31aec5664