Improvement and Debuging

1. Merging from updated bitbucket repo of Huy

2. Supported full run in background or even the app is killed or memory
is cleared. Prevent user to press accidentally back-button.

2.1 Used android feature: AlarmService, SQL lite DB, semaphore, and
Receiver

2.2 Reimplemented WatchActivity & InterimActivity

2.3 Added new classes: TransDB, TransAppDb, TransReceiver,
TransServiceRef
Revert "Improvement and Debuging"

This reverts commit 607c99a3df4a086694565f611732d3bf4e032416.