Correctly handling multiple tournaments now, yay!

rails/map-mash/app/models/mash_tournament.rb

@@ -17,6 +17,10 @@ class MashTournament < ActiveRecord::Base
     end
   end
 
+  def total_rounds_options
+    @total_rounds_options ||= [3, 4, 5, 6, 7]
+  end
+
   def done?
     self.rounds.collect(&:done?).uniq == [true]
   end