Revert "Use a global array for the most part of using the return_gateways_array() function in the backend which should lower the memory allocated/cached by php a lot."
This reverts commit e51cf5960f6718a14c07daa7b6e96337fdba1f0e.
Revert "Use a global array for the most part of using the return_gateways_array() function in the backend which should lower the memory allocated/cached by php a lot."
This reverts commit e51cf5960f6718a14c07daa7b6e96337fdba1f0e.