Added copywriting_phrases_attributes to page_params.

Copied decorator in page-images.
Registered the decorator so it was actually loaded.
Merge pull request #62 from gwagener/page_copywriting_strong_params

Fixed copywriting on pages in Rails 4
Add Simplified Chinese Translation
Merge pull request #63 from arthurtalkgoal/master

Add Simplified Chinese Translation
backend tab translation
Merge pull request #64 from arthurtalkgoal/master

backend tab translation