System platform module update - 1: module init support

Added changes in #system module for #platform #module-init control handle. This will enable the necessary #platform #modules to #perform an #init-operation #prior to module #start-operation. The specific platform module can optionally define the init handle and register it on module registration. The platform will execute the init handle before calling the start routine.

#Platform update 1 + #System update 29 ...
[commit 770d5fb11f30d81ad0b870751b468bb85a0dcd60] (https://github.com/nes-repo/NES-Open-Switch/commit/770d5fb11f30d81ad0b870751b468bb85a0dcd60)