Add more entries to .mailmap. [skip ci]

This revision covers all the commits generated with cvs2git in 2009 plus
one git author.

Author: infrastation

.mailmap

@@ -1,9 +1,13 @@
+Assar Westerlund <assar@sics.se> assar <assar>
 Bill Fenner <fenner@gmail.com> fenner <fenner>
+David Young <dyoung@pobox.com> dyoung <dyoung>
 Denis Ovsienko <denis@ovsienko.info> <infrastation@yandex.ru>
 Francois-Xavier Le Bail <devel.fx.lebail@orange.fr> fxlb <devel.fx.lebail@orange.fr>
 Francois-Xavier Le Bail <devel.fx.lebail@orange.fr> FXLB <francoisxavier.lebail@orange.com>
 Francois-Xavier Le Bail <devel.fx.lebail@orange.fr> fxlb <fx.lebail@yahoo.com>
 Francois-Xavier Le Bail <devel.fx.lebail@orange.fr> <fx.lebail@yahoo.com>
+Fulvio Risso <risso@polito.it> risso <risso>
+Gianluca Varenni <gianluca.varenni@gmail.com> gianluca <gianluca>
 Guy Harris <gharris@sonic.net> <gharris@gharris-desktop.(none)>
 Guy Harris <gharris@sonic.net> <gharris@steve.local>
 Guy Harris <gharris@sonic.net> <guy@alum.mit.edu>
@@ -14,8 +18,14 @@ Hannes Gredler <hannes@gredler.at> <hannes@juniper.net>
 Hannes Gredler <hannes@gredler.at> <hannes@rtbrick.com>
 Herwin Weststrate <herwinw@herwinw.nl> <herwin@quarantainenet.nl>
 Herwin Weststrate <herwinw@herwinw.nl> <herwin@snt.utwente.nl>
+Jamal Hadi Salim <jhs@mojatatu.com> <hadi@cyberus.ca>
+Jamal Hadi Salim <jhs@mojatatu.com> <hadi@mojatatu.com>
+Jamal Hadi Salim <jhs@mojatatu.com> jamal <hadi@cyberus.ca>
+Jun-ichiro itojun Hagino <itojun@iijlab.net> itojun <itojun>
+Ken Hornstein <kenh@cmf.nrl.navy.mil> kenh <kenh>
 Michael Richardson <mcr@sandelman.ca> <mcr@credil.org>
 Michael Richardson <mcr@sandelman.ca> <mcr@kingsmere.gatineau.credil.org>
 Michael Richardson <mcr@sandelman.ca> mcr <mcr>
 Michael Richardson <mcr@sandelman.ca> <mcr@sandelman.ottawa.on.ca>
 Michael Richardson <mcr@sandelman.ca> <mcr@xdsinc.net>
+Torsten Landschoff <t.landschoff@gmx.net> torsten <torsten>