Add Catch2 and Google Test on Cmake

ToDo:
- Add compiling QElectroTech on Cmake (help needed)
- more Tests?
   - Qt Test
   - Boost Test

to test
run qtcreator
File >  open => CMakeLists.txt

tests/catch/main.cpp

@@ -0,0 +1,9 @@
+#define CATCH_CONFIG_RUNNER
+#include <QtGui/QGuiApplication>
+#include <catch2/catch.hpp>
+
+int main(int argc, char** argv)
+{
+	QGuiApplication app(argc, argv);
+	return Catch::Session().run(argc, argv);
+}