Added multiple product support

git-svn-id: https://plugins.svn.wordpress.org/eu-vat-redirect/trunk@1053448 b8457f37-d9ea-0310-8a92-e5e31aec5664
New files to support muiltiple product support

git-svn-id: https://plugins.svn.wordpress.org/eu-vat-redirect/trunk@1053449 b8457f37-d9ea-0310-8a92-e5e31aec5664
Removing some unneeded files

git-svn-id: https://plugins.svn.wordpress.org/eu-vat-redirect/trunk@1053450 b8457f37-d9ea-0310-8a92-e5e31aec5664
Removing some unneeded files

git-svn-id: https://plugins.svn.wordpress.org/eu-vat-redirect/trunk@1053452 b8457f37-d9ea-0310-8a92-e5e31aec5664