tornevalls-resurs-bank-payment-gateway-for-woocommerce

RWC-447
(WOO-707)

Preparations on main module:

* Removed getBleedingEdgeSettings from primary.
* Moved getBleedingEdgeSettings into MAPI-module.
* Added filter rbwc_get_configuration_fields to make configuration array available for other plugins.
* Added filter that can be used by other plugins to make sure it is present (rbwc_is_available).
* Moved PluginHooks call into a more centralized place, making pluginhooks available for other modules.