Add ghost component (#1409)

will be used to migrate other Player functionality in a future PR.

Tested that I can login still.

dGame/dComponents/GhostComponent.h

@@ -0,0 +1,13 @@
+#ifndef __GHOSTCOMPONENT__H__
+#define __GHOSTCOMPONENT__H__
+
+#include "Component.h"
+#include "eReplicaComponentType.h"
+
+class GhostComponent : public Component {
+public:
+	static inline const eReplicaComponentType ComponentType = eReplicaComponentType::GHOST;
+	GhostComponent(Entity* parent);
+};
+
+#endif  //!__GHOSTCOMPONENT__H__