Feature specs for user deleting bets
Merge branch 'inviter_can_delete_a_bet_not_yet_accepted_by_invitee' of github.com:mecampbellsoup/wager into inviter_can_delete_a_bet_not_yet_accepted_by_invitee

Conflicts:
	app/views/bets/show.html.erb
	fixtures/vcr_cassettes/Wager_Venmo_Payment/_request_settlement/issues_a_payment_request_from_the_winner_to_the_loser_of_the_bet.yml