styling for landing page in place
added viewport meta tag to application.html.erb
mobile responsiveness now in place
Revising VCR cassettes for new dev app registered with Venmo
Cleaning up view stuff
Data confirm for 'accept this bet' button
Merge pull request #5 from mecampbellsoup/invitee_can_confirm_bet_from_index_and_show_pages

Bet invitee can confirm bet from show page
Merge pull request #9 from mecampbellsoup/landing_page

Front-End: Landing Page
Feature specs for user deleting bets