update version

git-svn-id: https://plugins.svn.wordpress.org/duplicator/trunk@991991 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated version

git-svn-id: https://plugins.svn.wordpress.org/duplicator/trunk@991999 b8457f37-d9ea-0310-8a92-e5e31aec5664