more capistrano stuff
Finalized capistrano config
Finalized puma config
Remove Rack::Deflater, as we are now using nginx's gzip compression.
Added example nginx.conf and codeflash.conf for nginx server use.
Moved nginx conf files to make structure clearer.
Increased database pool to match puma's default 16 threads.
Update dependencies
Update Gemfile.lock
Add strong_parameters gem.
Begin using strong_parameters for models and controllers.
Remove rogue attr_accessible.
Remove all attr_accessible from classes except User class (because of Devise)
Enable SSL on production
The deploy server is being annoying about SSL.

The deploy server is being annoying about SSL, so I'm disabling this for now.
We can re-enable it later when we need it.
Merge branch 'dev' into feature/qa
added SimpleForm
Use respond_with to DRY up code for non-GET methods in controllers
Merge branch 'feature/qa' into dev
Now using simpleform for achievements