add .mailmap

.mailmap

+(no author) <(no author)@no.where> <author)@e9ff9ff7-f406-0410-8292-a62e568907bd>
+Bobby <b0661n0e17e@googlemail.com>
+Emmanuel Jeanvoine <emmanuel.jeanvoine@inria.fr>
+Jens Gustedt <Jens.Gustedt@inria.fr> <gustedt@e9ff9ff7-f406-0410-8292-a62e568907bd>
+Jens Gustedt <Jens.Gustedt@inria.fr> <gustedt@perso.metz.supelec.fr>
+Jens Gustedt <Jens.Gustedt@inria.fr>
+Jens Gustedt <Jens.Gustedt@inria.fr> <jens.gustedt@loria.fr>
+Jens Gustedt <Jens.Gustedt@inria.fr> <Jens.Gustedt@loria.fr>
+Matias E. Vara <matiasvara@hotmail.com> <mvaralar@inria.org>
+(no author) <(no author)@no.where>
+Piere-Nicolas Clauss <pini@tuxfamily.org>
+Simon Peeters <peeters.simon@gmail.com>
+William Morris <wrm@hushmail.com>