version 1.1.0

git-svn-id: https://plugins.svn.wordpress.org/lesson-scheduler/trunk@750095 b8457f37-d9ea-0310-8a92-e5e31aec5664
rewrite readme.txt

git-svn-id: https://plugins.svn.wordpress.org/lesson-scheduler/trunk@750097 b8457f37-d9ea-0310-8a92-e5e31aec5664