Merged from development, added unit test for config file handler, removed obsolete stuff from handler

unittest/controller/testConfigFileHandler.cpp

@@ -0,0 +1,19 @@
+
+
+#include <mission/utility/GlobalConfigHandler.h>
+#include <catch2/catch_test_macros.hpp>
+#include <fstream>
+#include <iostream>
+#include <stdexcept>
+
+#include "../testEnvironment.h"
+#include <objects/systemObjectList.h>
+
+TEST_CASE("Configfile Handler", "[ConfigHandler]") {
+
+	GlobalConfigHandler confighandler=  GlobalConfigHandler(objects::CONFIG_TEST,"JSON.config");
+	sif::debug<<"Testcase config file handler"<<std::endl;
+
+	REQUIRE(confighandler.initialize() == HasReturnvaluesIF::RETURN_OK);
+
+}