Ping-sdk

A minor update with new functionality added.

- The Payment Links API has been added to the SDK.

A major update regarding the method names for each endpoint.

- The names of each endpoint method have changed to shorter and more concise name for a better developer experience.

Merchants

| Old name | New name |
| ----------------------- | :------: |
| get_merchants() | list() |
| create_new_merchant() | create() |
| get_specific_merchant() | get() |

Payment Order

| Old name | New name |
| -------------------- | :------: |
| get_payment_orders | list() |
| create_payment_order | create() |
| get_payment_order | get() |
| update_payment_order | update() |
| close_payment_order | close() |
| split_payment_order | split() |
| settle_payment_order | settle() |

Payment

| Old name | New name |
| ------------------ | :--------: |
| initiate_payment() | initiate() |
| get_payment | get() |

Payout

| Old name | New name |
| ------------- | :------: |
| get_payouts() | list() |
| get_payout() | get() |

A major update that adds a parameter when you create a payment order.

- `create_payment_order` now also requires `SEK` or `NOK` as a parameter.
- `se_organisation_number` changed format from `555555-5555` to `5555555555`.
- Python 3.6 is no longer supported.

A minor update that prevents unintentional fast-forwarding through the stages close, split settle of a payment order.

- Split and Settle a payment order now takes in an optional `fast_forward` parameter.

A major update that adds two new endpoints to the SDK.

- Payout endpoints are now implemented. You are now able to list payouts.

- Ping endpoint is now implemented. You are now able to ping the API.

An SDK update to support new API changes regarding the date format of a payment order.

- Dates are now returned in ISO 8601 format

- Using `from_date` and `to_date` when getting payment orders also requires to be written in ISO 8601 format.

- A Swish payment is now a m/e-commerce instead of mobile