Add autogen.sh script that regenerates configure
Add autogen.sh script that regenerates configure

Reviewed by Witold on Jabber.

each/bind9-collab,each/bind9-collab,each/bind9-collab,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab