Implement low level code for the authenticators.
Implement low level code for the authenticators.

loucash/enacl,trifork/enacl,jlouis/enacl,plumlife/enacl,plumlife/enacl,loucash/enacl,trifork/enacl,liveforeverx/enacl,jlouis/enacl,liveforeverx/enacl