modules: update routing packages

bc6e7f6 Merge pull request #425 from ecsv/batadv-18.06
c00a1bf alfred: Merge bugfixes from 2018.4
7bf62cc batman-adv: Merge bugfixes from 2018.4
d1cf6d1 Merge pull request #422 from ecsv/batadv-18.06
121c92d batctl: Don't overwrite default PKG_BUILD_DIR
95e56cf alfred: Add openwrt revision to internal version
93cce26 batctl: Add openwrt revision to internal version
1a83b56 batman-adv: Add openwrt revision to internal version
1ba424a batman-adv: Load module with AutoProbe
b9656fb batman-adv: Fix search for cfg80211 module symbols
059d726 batman-adv: Remove unused option "interfaces" in config
3d5c2d0 batman-adv: Add DEBUG_LOG -> DEBUGFS dependency
a9a4b04 batman-adv: Rebuild automatically on mac80211 changes