bind: turn on KBFS debugging and constrained mode on mobile (#11041)
bind: turn on KBFS debugging and constrained mode on mobile (#11041)

This should only be merged AFTER the next mobile release.  We'll have
debugging on for test builds, to see where we need to cut down on
debug logs before a real KBFS-on-mobile release.
keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client