Only enable scuttlebot on mesh gateways

src/freedombone-image-customise

     # Produce a text file on the desktop listing users on the mesh
     cat <<EOF > $rootdir/usr/bin/list-tox-users
 #!/bin/bash
+ethernet_connected=$(cat /sys/class/net/eth0/carrier)
 users_list=\$(lstox | awk -F ' ' '{\$1=""; print \$0}' | sed -e 's/^[[:space:]]*//' | sort -d | uniq)
 if [ ! \$users_list ]; then
     no_of_users=0
         chmod +x /home/$MY_USERNAME/Desktop/tox.desktop
         chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/Desktop/tox.desktop
     fi
+
+    # If ethernet is connected then add the invite icon to help enable
+    # SSB nat traversal
+    if [[ "$ethernet_connected" != "0" ]]; then
+        if [ ! -f /home/$MY_USERNAME/Desktop/invite.desktop ]; then
+            echo '[Desktop Entry]' > /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Version=1.0' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Name=Create Invite' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Type=Application' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Comment=Create an invite for Patchwork or Ferment' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Exec=mate-terminal -e freedombone-mesh-invite' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Icon=/usr/share/freedombone/avatars/invite.png' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Terminal=false' >> /home/$MY_USERNAME/Desktop/invite.desktop
+            echo 'Categories=Application;' >> /home/$MY_USERNAME/Desktop/invite.desktop
+        fi
+    else
+        if [ -f /home/$MY_USERNAME/Desktop/invite.desktop ]; then
+            rm /home/$MY_USERNAME/Desktop/invite.desktop
+        fi
+    fi
 else
     if [ -f /tmp/Users.txt ]; then
         rm /tmp/Users.txt
         #fi
         pkill qtox
     fi
+
+    # If there is no ethernet then remove the invite icon
+    if [[ "$ethernet_connected" == "0" ]]; then
+        if [ -f /home/$MY_USERNAME/Desktop/invite.desktop ]; then
+            rm /home/$MY_USERNAME/Desktop/invite.desktop
+        fi
+    fi
 fi
 EOF
     chroot "$rootdir" /bin/chown $MY_USERNAME:$MY_USERNAME /usr/bin/list-tox-users

src/freedombone-image-mesh

     #echo 'Terminal=false' >> /home/$MY_USERNAME/Desktop/audio.desktop
     #echo 'Categories=Application;' >> /home/$MY_USERNAME/Desktop/audio.desktop
 
-    #echo '[Desktop Entry]' > /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Version=1.0' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Name=Create Invite' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Type=Application' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Comment=Create an invite for Patchwork or Ferment' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Exec=mate-terminal -e freedombone-mesh-invite' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Icon=/usr/share/freedombone/avatars/invite.png' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Terminal=false' >> /home/$MY_USERNAME/Desktop/invite.desktop
-    #echo 'Categories=Application;' >> /home/$MY_USERNAME/Desktop/invite.desktop
-
     # set permissions
     chmod +x /home/$MY_USERNAME/Desktop/*.desktop
     chown ${MY_USERNAME}:${MY_USERNAME} /home/$MY_USERNAME/Desktop/*

src/freedombone-mesh-batman

     systemctl restart avahi-daemon
 
     if [ -f /etc/scuttlebot/.ssb/config ]; then
-        sed -i "s|\"host\": .*|\"host\": \"$(get_ipv4_wlan)\",|g" /etc/scuttlebot/.ssb/config
-        systemctl restart scuttlebot
+        ethernet_connected=$(cat /sys/class/net/eth0/carrier)
+        if [[ "$ethernet_connected" != "0" ]]; then
+            sed -i "s|\"host\": .*|\"host\": \"$(get_ipv4_wlan)\",|g" /etc/scuttlebot/.ssb/config
+            systemctl restart scuttlebot
+        else
+            systemctl stop scuttlebot
+        fi
     fi
 
     verify