updated install script

raspberry-pi/install.sh

@@ -9,6 +9,7 @@ python3 -m pip install --upgrade pip          || exit 1
 python3 -m pip install pyserial               || exit 1
 python3 -m pip install opencv-contrib-python  || exit 1
 python3 -m pip install pillow                 || exit 1
+python3 -m pip install pyglet                 || exit 1
 python3 -m pip install noise                  || exit 1
 python3 -m pip install numpy                  || exit 1