Whitelist hint XBL bindings.
Whitelist hint XBL bindings.

See https://bugzil.la/1050049

Fixes issue #1213.

5digits/dactyl,airodactyl/dactyl,nathyong/dactyl,nathyong/dactyl,moonshadow/dactyl,moonshadow/dactyl,moonshadow/dactyl,5digits/dactyl,madand/pentadactyl-pm,invl/dactyl,moonshadow/dactyl,5digits/dactyl,airodactyl/dactyl,nathyong/dactyl,airodactyl/dactyl,nathyong/dactyl,Kjwon15/dactyl,moonshadow/dactyl,invl/dactyl,invl/dactyl,Kjwon15/dactyl,airodactyl/dactyl,madand/pentadactyl-pm,madand/pentadactyl-pm,invl/dactyl,nathyong/dactyl,Kjwon15/dactyl,moonshadow/dactyl,Kjwon15/dactyl,airodactyl/dactyl,nathyong/dactyl,5digits/dactyl,Kjwon15/dactyl,5digits/dactyl,5digits/dactyl,madand/pentadactyl-pm,Kjwon15/dactyl,invl/dactyl,madand/pentadactyl-pm,airodactyl/dactyl,invl/dactyl,madand/pentadactyl-pm