2015-2017 Google Inc.
           Albert Pretorius <pretoalb@gmail.com>
           Arne Beer <arne@twobeer.de>
           Carto
           Christopher Seymour <chris.j.seymour@hotmail.com>
           David Coeurjolly <david.coeurjolly@liris.cnrs.fr>
           Dirac Research
           Dominik Czarnota <dominik.b.czarnota@gmail.com>
           Eric Fiselier <eric@efcs.ca>
           Eugene Zhuk <eugene.zhuk@gmail.com>
           Evgeny Safronov <division494@gmail.com>
           Felix Homann <linuxaudio@showlabor.de>
           Google Inc.
           International Business Machines Corporation
           Ismael Jimenez Martinez <ismael.jimenez.martinez@gmail.com>
           Jern-Kuan Leong <jernkuan@gmail.com>
           JianXiong Zhou <zhoujianxiong2@gmail.com>
           Joao Paulo Magalhaes <joaoppmagalhaes@gmail.com>
           Jussi Knuuttila <jussi.knuuttila@gmail.com>
           Kaito Udagawa <umireon@gmail.com>
           Lei Xu <eddyxu@gmail.com>
           Matt Clarkson <mattyclarkson@gmail.com>
           Maxim Vafin <maxvafin@gmail.com>
           Nick Hutchinson <nshutchinson@gmail.com>
           Oleksandr Sochka <sasha.sochka@gmail.com>
           Paul Redmond <paul.redmond@gmail.com>
           Radoslav Yovchev <radoslav.tm@gmail.com>
           Roman Lebedev <lebedev.ri@gmail.com>
           Shuo Chen <chenshuo@chenshuo.com>
           Yixuan Qiu <yixuanq@gmail.com>
           Yusuke Suzuki <utatane.tea@gmail.com>
           Zbigniew Skowron <zbychs@gmail.com>