Set extract first and last name from CreditCard#name

This is a cherry-pick of https://github.com/spree/spree/commit/910f415c979940096165502b608e25ac211256c7
for 2-2-stable

Fixes https://github.com/spree/spree_gateway/issues/156
Fix pagination for taxons

Fixes #4873
Fixes #4854
Bump Rails to 4.0.6
Bump to 2.2.3
Bump to 2.2.4.beta