Mind: Implement initialize/finalizeBodyReq()

We've done a lot of general work on the init sequencing.

smocore/componentThread.cpp

@@ -361,6 +361,7 @@ public:
 		[[maybe_unused]] std::shared_ptr<MindShutdownIndOp> context
 	)
 	{
+		std::cout << "Mrntt: About to exit marionette loop." << "\n";
 		/**		FIXME:
 		 * When we eventually support multiple minds, we should remove this
 		 * since it causes marionette to exit, even if there are other minds