Adding support of Wordpress 4.1

git-svn-id: https://plugins.svn.wordpress.org/smart-send-pickup-shipping/trunk@1046200 b8457f37-d9ea-0310-8a92-e5e31aec5664
tagging version 1.0.5

git-svn-id: https://plugins.svn.wordpress.org/smart-send-pickup-shipping/trunk@1046250 b8457f37-d9ea-0310-8a92-e5e31aec5664