Update decorator SHAs

Accommodate strong_parameters

Add precision parameter for MySQL

MySQL complains when the precision parameter isn't provided in the
migration

Update to spree 2.1

Use new scope syntax

Remove original since it's not a replacement

Per the deface docs: "Only really warranted for :replace overrides."

Add :gift_code as a permitted attribute for strong parameters

Use order_params instead of accessing params directly

Update decorator

Update OrdersController#after_update_attributes instead of
OrdersController#update_decorator

Accommodate strong parameters in gift cards admin controller

Update table markup for consistent look with other admin index tables

Use spree 2-1-stable branch

Update specs

Fixes #29
Update Versionfile. Fixes #30
Merge branch 'master' into update_checkout_controller

Conflicts:
	app/controllers/spree/checkout_controller_decorator.rb