In callbox (both Anritsu8820C.py and Agilent8960.py)
Modify function from set_GSM_FTM_power_mea_continuous to set_GSM_TSC
It's mainly for Anritsu8820C setting
Also modify the function call in RF_Tuning_Tool.pyw
Add "GSM" in README
Remove RF_Tuning_Tool_JOE.pyw, it's temporary file for trying different setting.