modules: update routing

b8fd8c8 Merge pull request #554 from ecsv/batadv-for-19.07
18a724e batman-adv: Merge bugfixes from 2020.0
efa6e54 luci-app-bmx6: bugfix querying bmx6-info (p2)
f1b0476 luci-app-bmx6: bugfix format to query bmx6-info
839ea37 quagga: update to version 1.1.1 (#541)
c82ce8d Merge pull request #536 from ecsv/batadv-for-19.07
242185e batman-adv: Merge bugfixes from 2019.5