new 0.1.7 version

git-svn-id: https://plugins.svn.wordpress.org/ready-backup/trunk@785078 b8457f37-d9ea-0310-8a92-e5e31aec5664
new 0.1.8 version

git-svn-id: https://plugins.svn.wordpress.org/ready-backup/trunk@787598 b8457f37-d9ea-0310-8a92-e5e31aec5664