Update to 1.1.3

git-svn-id: https://plugins.svn.wordpress.org/tidio-maintenance-mode/trunk@919989 b8457f37-d9ea-0310-8a92-e5e31aec5664
Change meta to 1.1.3

git-svn-id: https://plugins.svn.wordpress.org/tidio-maintenance-mode/trunk@919992 b8457f37-d9ea-0310-8a92-e5e31aec5664