New SPREE_TAXCLOUD_VERSION
Require spree_promotion_tax in gemspec
Change to :update! from :create_tax_charge! in order_decorator.rb
Bump Version
Changed to :create_tax_charge! from :update! in order_decorator
Bump to v.0.1.18
Comment out require spree_promotion_tax in order_decorator.rb
Version 0.1.19, fix update_adjustment, order_decorator.rb
Merged in 1-3-stable