version 1.6.3, new icon and update compatibility up to wp 4.0

git-svn-id: https://plugins.svn.wordpress.org/chap-secure-login/trunk@984093 b8457f37-d9ea-0310-8a92-e5e31aec5664
version 1.6.3, new icon and update compatibility up to wp 4.0

git-svn-id: https://plugins.svn.wordpress.org/chap-secure-login/trunk@984095 b8457f37-d9ea-0310-8a92-e5e31aec5664