Merge pull request #183 from codecombat/master

Merging a few days of progress into the production branch
Merge branch 'master' into production
Merge branch 'master' into production
Merge branch 'master' into production
Merge branch 'master' into production
Merge pull request #244 from codecombat/master

Merge production into master for deploy
Merge pull request #263 from codecombat/master

Merging into production
Merge pull request #269 from codecombat/master

Merged progress into production
Handled a couple errors.
Merge branch 'master' of https://github.com/codecombat/codecombat
Merge branch 'master' into production
server : move routes files (HTTP endpoint) in a new "routes" folder
server reorganize files and folder by features

- move and rename files
- use associative arrays which store handlers for 'dynamically'
  load module from de db route
- store models_path in test/server/common,
  a global model variable has the same name that the filename of the model
remove unused modules
Refactored a collection into its own file.
Merge branch 'master' of https://github.com/codecombat/codecombat
Fixed a couple things with the component versions view.
Merge branch 'master' into production
MailChimp tweak.
Merge branch 'master' into production