[2.4.0.0]

1. Fix Adhoc issue.
2. Fix issue: Correct RSSI, SNR, Noise calculation 
3. Fix issue: STA cannot connect to OPEN-WEP AP if WpaSupplicant set
4. Add an ATE command for AUTOALC.
5. Add an ATE command for interpacket GAP.
6. Add an ATE command for ATE payload pattern.


