Forbid unknown keys in TEXTAREA mode. Closes issue #34.
Forbid unknown keys in TEXTAREA mode. Closes issue #34.

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