[Feat] Extra endpoints for token apple payments

[ShahriyarR]

We would like to ask for your support for the following endpoints as part of the integration.

Description:

* https://epoint.az/api/1/token/apple/session
* https://epoint.az/api/1/token/payment
* https://epoint.az/api/1/token/apple/pay
* https://epoint.az/api/1/token/widget

A/C:

• Support token and Apple payment methods
• Document the behaviour as usual(callback or no-callback, detailed explanation, etc.)