FW-201. Changed OpenMoteSTM led color. Green led for radio, blue led for sync.
Merge branch 'develop' into develop_FW-186
FW-186. 1. adjust ka sending speed by adaptive sync module.(res stops to send KA). 2. extending  packet timeout.(adv timeout 30 sec, DIO timeout 15 sec, DAO timeout 50 sec, Ka changed from 1 sec, 2 sec, 4 sec... to 30 sec finally).   3. slotframe size = 101   4. add adaptive sync to telosb, gina, cc2538 (oos_openwsn project changed).
Merge branch 'develop_FW-186' of https://github.com/openwsn-berkeley/openwsn-fw into develop_FW-186

Conflicts:
	firmware/openos/openwsn/02a-MAClow/adaptivesync/adaptive_sync.c