Fix/installation (#215)

* fix installation when using service - no need for ctrl+c

* Improve uninstallatino process

install.sh

@@ -237,7 +237,6 @@ set_service(){
   sudo systemctl enable rpi-mqtt-monitor.service
   sudo systemctl start rpi-mqtt-monitor.service
   sudo service rpi-mqtt-monitor restart
-  sudo service rpi-mqtt-monitor status
   print_green "+ Service is enabled and started"
   git config --global --add safe.directory ${cwd}
 }