added schema update, migration for new reservation field (state), reservation model/controller/view, route to support inbound e-mail (w/parameters) in order to mark a reservation used in the database.
routes for changing voucher status, controller actions for each status change
Merge branch 'pablos-changes'

Conflicts:
	config/routes.rb
	db/schema.rb
update schema fix routes
set mail marking controller functions to render nothing (200 OK if successful), updated route for inbound e-mail processing
migrations for experience tags/taggables, user mailer updated to use mandrill, added source for reservation expiration postgres function
Add models for experience tags, migration for status, model for status
fix notify_me popup on home page
Get email when sold-out item is available
configure mailchimp globally
registered users can subscribe to the newsletter
don't show the 'get-updates' button to people that have already subscribed
Venues have SocialLinks + display social links on the venue popup
update schema.rb
User can click on the 'Get Directions' link and go to either an automated google maps search or to one predefined by the admins
api call to enable social sign in on the mobile apps
merge social_sign_in into sign_in
venue json's latlon was inverted
separate timeline and settings
it broke devise's ability to sometimes skip validation