- route all accesses to gameaction from the backend through the sysCallbacks.

gameactions are frontend specific so this needs to be decoupled.

src/common/engine/i_interface.h

@@ -34,6 +34,7 @@ struct SystemCallbacks
 	void (*FontCharCreated)(FGameTexture* base, FGameTexture* untranslated);
 	void (*ToggleFullConsole)();
 	void (*StartCutscene)(bool blockui);
+
 };
 
 extern SystemCallbacks sysCallbacks;