ufsd: Fixed build environment for ARM
This looks better
Merge pull request #548 from pinwing/master

IPv6 Prefix Delegation fixes
wl: Reverted RT-AC68U driver to 374_583 (attempting to fix random reboots)
webui: Shorten displayed FW version to buildno + extendno (i.e. 374.40_0)
webui: Display full FW version on Sysinfo page
Merge branch '583driv'
Bumped revision to alpha6, and removed temporary version tag
wl: Also restored RT-AC56U driver from 374_583
Merge branch 'master' of https://github.com/pinwing/asuswrt-merlin into test