Start TAMV with a desktop-shortcut

[ReneJurack]

Add a way to open/start TAMV with a double-click on an icon at the desktop.

[kbrickman24]

A shortcut can be created on the desktop by creating a new file with the following contents.

[Desktop Entry] Name=START_TAMV Comment=Shortcut to TAMV_GUI.py Icon=/usr/share/pixmaps/openbox.xpm Exec= sudo /home/pi/TAMV/TAMV_GUI.py Type=Application Encoding=UTF-8 Terminal=true Categories=None;