Added system item support, support for RGBControlers with multiple item backends, and item settings widgets

src/main.cpp

@@ -2,6 +2,7 @@
 #include <stdio.h>
 #include <QDebug>
 #include <QTcpSocket>
+#include <QMessageBox>
 
 
 #ifndef Q_OS_ANDROID
@@ -79,6 +80,7 @@ int main(int argc, char *argv[])
         if(!microSocket->waitForConnected(1000))
         {
             std::cout<<"Can not connect to to Server.\n";
+            QMessageBox::critical(nullptr, "Error", "Can not connect to to Server");
             return 1;
         }
         masterIODevice = microSocket;