dependency bump
removing attr_accessible
Use new append_routes method to avoid duplicated route error
label wip
Merge branch '2-1-stable' into fix_labels_models

* 2-1-stable:
  Use new append_routes method to avoid duplicated route error
  removing attr_accessible
  dependency bump

Conflicts:
	spree_print_shipping_label.gemspec
Adding PDF mime type from Rails Application const

also removed error raising from debugging
fix fedex international details
this is compliant with FedEx API V13