Fixed array of words from %i to %w
Added RVM to littlehumans.

Followed the guide at http://afterthoughtsoftware.com/posts/A-Ruby-workflow-with-RVM
Added New Event Custom Method in Rosters Controller. Updated Routes. Removed option to Create Event with jQuery and AJAX.
Added Draft Edit Calendar code to Rosters Controller for future implementation
Added Delete Event Button. Delete Event functionality working
Setup Basis for Edit Roster. Future pass hidden parameters to Edit.
Deleted disused jQuery and AJAX to create event
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Merge branch 'feature/11_roster_controller_refactor' into integration