USSD AND MULTI SIM CARD

Major Update

now you can check your balance

and select SIM Card slot

Toggle ON OFF

So you can turn off gateway while not using it

can receive Delivered and sent notification

New FEATURES

1. SENDING SMS
2. RECEIVE SMS to SERVER
3. SENT NOTIFICATION to SERVER
4. DELIVERED NOTIFICATION to SERVER

change icon

just changing icon

add example with set_timezone

Version 1.1

Clear log
Change secret
Change Expired

Version 1

just receive PUSH and send SMS