Merge pull request #57 from DIdiHL/hanlin

Fix bluetooth device's interface.
Now Bluetooth can record and send to MockSana already
Merge pull request #58 from DIdiHL/zhaoyue

Now Bluetooth can record and send to MockSana already
Implemented accelerometer in mockapp using library
Merge pull request #59 from DIdiHL/chenxi

Implemented accelerometer in mockapp using library
Implemented the communication part in heart-rate-monitor using library
Merge pull request #60 from DIdiHL/chenxi

Implemented the communication part in heart-rate-monitor using library
add record uncompressed audio activity
Merge pull request #61 from DIdiHL/mia

add record uncompressed audio activity
deleted redundant codes in camera activity
Merge pull request #62 from DIdiHL/mia

deleted redundant codes in camera activity
Merge
Merge branch 'development' of https://github.com/DIdiHL/plugin_android_library into zhaoyue

Merge
set up ShakingPatternRecorder project
Merge pull request #63 from DIdiHL/chenxi

set up ShakingPatternRecorder project
Merge branch 'development' of https://github.com/DIdiHL/plugin_android_library into zhaoyue

Merge
Create heartbeat audio project
Merge pull request #64 from DIdiHL/zhaoyue

Merge
Fix accelerometer activity display issue.
Merge branch 'development' of https://github.com/DIdiHL/plugin_android_library into hanlin