Added memcache to cache served notifications.
Added UI
Added UI; Need to test once with mobile client.
Everything working, But, still need to fix TimeZone hell.
Fixed TimeZone issues;
Added support for recurrence events and strategy to avoid adding
duplicate events.
Added Auto and Manual mode for adding calender events
Check sender address for received email
Merge branch 'master' of https://github.com/Machiry/CS263.git