Refactor qmake SUBDIRS structure

The big swift.pro is refactored by the correct usage of SUBDIRS
template. The following additional changes are made:
- Removed '_' from all targets and folder names
- Aligned parent folder and target name

refs #461

samples/blackmiscdbus/testserviceinterface.cpp

@@ -0,0 +1,20 @@
+/* Copyright (C) 2013
+ * swift Project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "testserviceinterface.h"
+
+namespace BlackMiscTest
+{
+    TestServiceInterface::TestServiceInterface(const QString &service, const QString &path, const QDBusConnection &connection, QObject *parent)
+        : QDBusAbstractInterface(service, path, staticInterfaceName(), connection, parent)
+    {}
+
+    TestServiceInterface::~TestServiceInterface()
+    {}
+}