Update to composer requirements.

Added a new transaction code.

Added DW

Forgot to make it static.

Created a WAPP function.

Renamed the prettifier function.

Added a split cds name function.

Renamed the prettifier function.

Added a split cds name function.

Added a prettifier function and updated the tests.

Removed TOTAL_RETURN_SWAP_PAYMENT to $transactionCodeTradeActions

Added TOTAL_RETURN_SWAP_PAYMENT to $transactionCodeTradeActions