change migrationt to add t.reference to pirate in treasure table
update association of treasure to pirate and captain
change parent? method in captain, pirate, and user for clarity
add some seeds for databaser
add status methods to treasure
change treasure table to default status field to 1
add buy action to pirates controller
change treasure controller's actions to redirect to path depending on if the user is a pirate or a captain
add helpers to determine if user is a captain or a pirate
downcase captain and pirate usernames in to_param
removed unique testing for names and titles of task and treasures
Merge branch 'test_many_through'

Conflicts:
	app/controllers/pirates_controller.rb
	app/models/pirate.rb
	spec/models/treasure_spec.rb