Merge pull request #137 from mackermedia/new-scope-syntax

Updates scope syntax to avoid deprecation warnings in Rails 4.
Create zh-CN.yml
Merge pull request #138 from sungravity/master

Add zh-CN translations
Added to bypass Paperclip content validation, as Rich already does this
Merge pull request #139 from dogmacreative/feature/novalidate

Added to bypass Paperclip content validation, as Rich already does this