complete and match LegoState vtable (#216)

LEGO1/legostate.cpp

@@ -11,3 +11,23 @@ LegoState::~LegoState()
 MxBool LegoState::VTable0x14() {
   return TRUE;
 }
+
+// OFFSET: LEGO1 0x10005fa0
+MxBool LegoState::VTable0x18() {
+  return FALSE;
+}
+
+// OFFSET: LEGO1 0x10005fb0
+MxResult LegoState::VTable0x1C(LegoState *p_legoState)
+{
+  if (p_legoState->VTable0x14()) {
+    p_legoState->FUN_10006030(this->ClassName());
+  }
+  return SUCCESS;
+}
+
+// OFFSET: LEGO1 0x10006030 STUB
+void LegoState::FUN_10006030(MxString p_str)
+{
+  // TODO
+}