batman-adv-auto-gw-mode: bump version 3.1
batman-adv-auto-gw-mode: bump version 3.1

libremesh/lime-packages,p4u/lime-packages,libremesh/lime-packages,libremesh/lime-packages,libremesh/lime-packages,libremesh/lime-packages,p4u/lime-packages,libremesh/lime-packages,p4u/lime-packages,p4u/lime-packages,p4u/lime-packages