some fixes

* as of slack discussion with MG, made area finding a bit more robust
* removed unused function in keypadarea
* added unit test subproject for GUI

tests/blackgui/main.cpp

@@ -0,0 +1,23 @@
+/* Copyright (C) 2015
+ * 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 "testblackguimain.h"
+#include <QCoreApplication>
+#include <QDebug>
+
+using namespace BlackCoreTest;
+
+//! Starter for test cases
+int main(int argc, char *argv[])
+{
+    QCoreApplication a(argc, argv);
+    Q_UNUSED(a);
+
+    return CBlackGuiTestMain::unitMain(argc, argv);
+}