Added Tizen Bluetooth SPP stack debug functions.

Added to debug issue that SPP SendData() is not binary ready, can pass
ASCII only.
Test function seen in Bluetooth Debug Form.
Press Connect for SPP Initiator debug.
Press Acceptor for SPP Acceptor debug.

Signed-off-by: MORI Naoyuki <sen.r@forests.jp>
Merge branch 'master' of https://github.com/naoyukimori/TizenRobot_Kondo.git