Clang: Introduce headers for client/server messages

This reduces the overhead when a new message needs to be added.

Change-Id: I5bb2833af2f06f2a8e101cfb03f75ffc2927bf68
Reviewed-by: Marco Bubke <marco.bubke@qt.io>

src/libs/clangbackendipc/clangcodemodelclientmessages.h

@@ -0,0 +1,34 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#pragma once
+
+#include "cmbalivemessage.h"
+#include "cmbcodecompletedmessage.h"
+#include "cmbechomessage.h"
+#include "documentannotationschangedmessage.h"
+#include "projectpartsdonotexistmessage.h"
+#include "referencesmessage.h"
+#include "translationunitdoesnotexistmessage.h"