updates for subscriptions, dhl, quantity shipping

git-svn-id: https://plugins.svn.wordpress.org/wp-easycart/trunk@861021 b8457f37-d9ea-0310-8a92-e5e31aec5664
Committing version 2.1.0, check the change log for more info.

git-svn-id: https://plugins.svn.wordpress.org/wp-easycart/trunk@862082 b8457f37-d9ea-0310-8a92-e5e31aec5664
update to fix advanced option set query from prepare to get_results

git-svn-id: https://plugins.svn.wordpress.org/wp-easycart/trunk@863532 b8457f37-d9ea-0310-8a92-e5e31aec5664
Committing version 2.1.1, check the change log for more info.

git-svn-id: https://plugins.svn.wordpress.org/wp-easycart/trunk@863615 b8457f37-d9ea-0310-8a92-e5e31aec5664