service: Add mvd and qtm services

Adds the two New3DS-only modules.

3dbrew was used for command information.

src/core/hle/service/mvd/mvd.h

@@ -0,0 +1,14 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+namespace Service {
+namespace MVD {
+
+/// Initializes all MVD services.
+void Init();
+
+} // namespace MVD
+} // namespace Service