update AUTHORS and mailmap

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

.mailmap

@@ -139,6 +139,8 @@ Deshi Xiao <dxiao@redhat.com> <dsxiao@dataman-inc.com>
 Deshi Xiao <dxiao@redhat.com> <xiaods@gmail.com>
 Diego Siqueira <dieg0@live.com>
 Diogo Monica <diogo@docker.com> <diogo.monica@gmail.com>
+Dominik Braun <dominik.braun@nbsp.de>
+Dominik Braun <dominik.braun@nbsp.de> <Dominik.Braun@nbsp.de>
 Dominik Honnef <dominik@honnef.co> <dominikh@fork-bomb.org>
 Doug Davis <dug@us.ibm.com> <duglin@users.noreply.github.com>
 Doug Tangren <d.tangren@gmail.com>
@@ -167,6 +169,8 @@ Fengtu Wang <wangfengtu@huawei.com> <wangfengtu@huawei.com>
 Francisco Carriedo <fcarriedo@gmail.com>
 Frank Rosquin <frank.rosquin+github@gmail.com> <frank.rosquin@gmail.com>
 Frederick F. Kautz IV <fkautz@redhat.com> <fkautz@alumni.cmu.edu>
+Gabriel Gore <gabgore@cisco.com>
+Gabriel Gore <gabgore@cisco.com> <gabriel59kg@gmail.com>
 Gabriel Nicolas Avellaneda <avellaneda.gabriel@gmail.com>
 Gaetan de Villele <gdevillele@gmail.com>
 Gang Qiao <qiaohai8866@gmail.com> <1373319223@qq.com>
@@ -384,6 +388,7 @@ Nolan Darilek <nolan@thewordnerd.info>
 O.S. Tezer <ostezer@gmail.com>
 O.S. Tezer <ostezer@gmail.com> <ostezer@users.noreply.github.com>
 Oh Jinkyun <tintypemolly@gmail.com> <tintypemolly@Ohui-MacBook-Pro.local>
+Oliver Pomeroy <oppomeroy@gmail.com>
 Ouyang Liduo <oyld0210@163.com>
 Patrick Stapleton <github@gdi2290.com>
 Paul Liljenberg <liljenberg.paul@gmail.com> <letters@paulnotcom.se>
@@ -472,6 +477,7 @@ Sylvain Bellemare <sylvain@ascribe.io>
 Sylvain Bellemare <sylvain@ascribe.io> <sylvain.bellemare@ezeep.com>
 Takeshi Koenuma <t.koenuma2@gmail.com>
 Tangi Colin <tangicolin@gmail.com>
+Teiva Harsanyi <t.harsanyi@thebeat.co>
 Tejesh Mehta <tejesh.mehta@gmail.com> <tj@init.me>
 Teppei Fukuda <knqyf263@gmail.com>
 Thatcher Peskens <thatcher@docker.com>