Move project, add simple test

Software/PC_Application/LibreVNA-GUI/main.cpp

@@ -0,0 +1,38 @@
+#include "appwindow.h"
+#include <QtWidgets/QApplication>
+#include "Device/device.h"
+#ifdef Q_OS_UNIX
+#include <signal.h>
+#endif
+
+static QApplication *app;
+static AppWindow *window;
+
+#ifdef Q_OS_UNIX
+static void tryExitGracefully(int s) {
+    Q_UNUSED(s)
+    window->close();
+    app->quit();
+}
+#endif
+
+int main(int argc, char *argv[]) {
+
+    qSetMessagePattern("%{time process}: [%{type}] %{message}");
+
+    app = new QApplication(argc, argv);
+    QCoreApplication::setOrganizationName("LibreVNA");
+    QCoreApplication::setApplicationName("LibreVNA-GUI");
+    window = new AppWindow;
+    QCoreApplication::setApplicationVersion(window->getAppVersion() + "-" +
+                                            window->getAppGitHash().left(9));
+
+    Device::RegisterTypes();
+    VirtualDevice::RegisterTypes();
+
+#ifdef Q_OS_UNIX
+    signal(SIGINT, tryExitGracefully);
+#endif
+    auto rc = app->exec();
+    return rc;
+}