ALLJOYN-2396 Make SLAP timeout values proportional to baudrate and packet size

Change-Id: I11f6efaf5d40a84ac70ccdfdd22550a92ab39fba
ALLJOYN-2430 Convert serial port setting to 8-N-1

Change-Id: I81d1f83275fb9b01e60fff65bf0b2ce6170a7acc
ALLJOYN-2459 Added whitespace.db to .gitignore

Change-Id: I612ea99919d82aec86d4d9d81796c166a42b0a33