Merge pull request #46 from Hates/spree-2.2.0.beta

Spree version bump
adding :original to override

As per warning:

    Deface: [WARNING] No :original defined for 'add_wishlists_to_account_my_orders', you should change its definition to include:
     :original => 'f1f0e9b7901295ea2f4dedaa53efd632aaa2d26e'

Fixes #48
Version 2.2
Сorrection of typographical errors
Fix strong parameter in update action
fix witslist_attrributes