Updated samples copyright to 2014.
Merge pull request #81 from urbanairship/MB-291

MB-291: Updated samples copyright to 2014.
Update samples to use latest android gradle plugin
Use local broadcast receiver for locaiton events
Merge pull request #82 from urbanairship/MB-324

Update samples to use latest android gradle plugin
Set locaiton intent receiver
Send all intents through local broadcast receiver.
Merge pull request #83 from urbanairship/MB-322

MB-322: Fix location security