correct some i18n for zh-CN, also added i18n for the plugin: engine
Add note to changelog about #1948 and #1944.
add content of public/refinery/ to .gitignore (full page cache stuff)
Add regression spec for #1891.
fix #1959 bad RegExp for fullpage caching in doc
Add note to changelog about #1891.
Properly namespace locales in form generator. Closes #1965.
Use proper key for zh-CN locale.
Add missing translations for french
Merge pull request #1973 from Pym/i18n_fr

Add missing translations for French
Fix recent inquiries not showing up in the dashboard.
Extract search header logic into partial.
Adds info about Heroku config vars to docs

- adds warning to make sure Heroku config vars match Refinery env vars
- link to updated Heroku docs page from S3 doc page where appropriate

Fixes #1972
Fix pagination in existing image/resource partial after uploading new image/resource.

Since we call insert action from create action params passed to
will_paginate holds :action => "create" which is not correct and thus
breaks.
Add check to extension generator which checks if extension specified by --extension option actually exist.

Also moved "appending seeds" spec to multiple resource spec file so
that all multi resource specs are in one place.
Add note to changelog about #1967 and #1970.
Add admin.js to assets precompile list.
Rename zh_cn.js to zh-CN.js so that wymeditor can use it.
Remove DD_belatedPNG since we're dropping IE6 support.
Don't depend on coffee-rails gem.

Instead add it to Gemfile if it's not there when using template.