How to use:
1. When you start app, receive token automatically
2. Enter the token value on the other push sender app
3. Send push notifications from the push sender app
Notes:
Token value can be saved to file by clicking "Save To File" button.
Notification format can receive title and body
Data format can receive title and message
Add permissions on android devices 6.0 (marshmallow) and higher
9Apps 4.9
