Added more constants
Changes to support ordering from a restaurant
Addd Manifest Receiver and service
Merge branch 'master' of https://github.com/mhotan/DineOn into phase5_development

Conflicts:
	DineOnUserApplication/src/uw/cse/dineon/user/login/UserLoginActivity.java
DiningSession Downloader change Downloader
Merge pull request #389 from mhotan/phase5_development

DiningSession Download change along with Service and Broadcast receiver