Make OrderPopulator error messages translatable

Fixes #2845

Conflicts:
	core/app/models/spree/order_populator.rb
Dont display order tabs without permissions, and remove defunct show template.

Fixes #2879

fix 3
[sample] Remove duplicate master variants for ror_baseball_jersey and spree_baseball_jersey products

Fixes #2783
Removes SslRequirement in favor of ForceSSL.

Fixes #2410
Don't show coupon code field if there are no promos with coupon codes

Fixes #2835
Remove route.

Fixes #2882