implement all DLL exports (as TODOs)

Now we can use our own compiled LEGO1.LIB rather than one generated from the original. Also implements a script that tests them to help ensure future commits don't break them.

LEGO1/mxpalette.cpp

@@ -5,4 +5,17 @@ MxResult MxPalette::GetEntries(LPPALETTEENTRY p_entries)
 {
   memcpy(p_entries, this->m_entries, sizeof(this->m_entries));
   return SUCCESS;
-}
+}
+
+// OFFSET: LEGO1 0x100bf340
+MxBool MxPalette::operator==(MxPalette &)
+{
+  // TODO
+  return FALSE;
+}
+
+// OFFSET: LEGO1 0x100bf330
+void MxPalette::Detach()
+{
+  // TODO
+}