fixed session bug

git-svn-id: https://plugins.svn.wordpress.org/ftp-sync/trunk@861136 b8457f37-d9ea-0310-8a92-e5e31aec5664
session bug fix

git-svn-id: https://plugins.svn.wordpress.org/ftp-sync/trunk@861989 b8457f37-d9ea-0310-8a92-e5e31aec5664
session bug fix

git-svn-id: https://plugins.svn.wordpress.org/ftp-sync/trunk@861990 b8457f37-d9ea-0310-8a92-e5e31aec5664