ESTIMOTE-7 updated the router, index view and model of rooms

https://dotcreek.atlassian.net/browse/ESTIMOTE-7

UPDATED the index view of rooms to show upcomming and current events
UPDATED room model
UPDATED the router to send date and added the contents/:id route
Merge branch 'develop' of https://github.com/dotcreek/phonegap-backbone-estimotes into develop