Change require module statement

  It should be use same method with [doc](http://exercism.io/help/setup/coffeescript)
Fix typo
Merge pull request #1378 from marocchino/fix-coffee-assignment

Minor fixes in coffeescript assignments
Fix typo in flash message
Comment out scala from travis build until it is fixed
Add sublist exercise for Elixir
Clarify responsibilities in team endpoints
Delete dead code
Merge pull request #1379 from pminten/sublists

Add sublist exercise for Elixir