mailmap: Ray Lv is with Yahoo!

Reviewed-by: Ray Lv <xiangyulv@gmail.com>
Signed-off-by: Loic Dachary <loic@dachary.org>
mailmap: Yan, Zheng name normalization

Signed-off-by: Loic Dachary <loic@dachary.org>
mailmap: Somnath Roy is with SanDisk

Signed-off-by: Loic Dachary <loic@dachary.org>
mailmap: Moritz Möller is with Bigpoint.com

Reviewed-by: Moritz Möller <mm@mxs.de>
Signed-off-by: Loic Dachary <loic@dachary.org>
mailmap: Eric Mourgaya is with Credit Mutuel Arkea

and name normalization

Reviewed-by: Eric Mourgaya <eric.mourgaya@arkea.com>
Signed-off-by: Loic Dachary <loic@dachary.org>
mailmap: Dmitry Smirnov is with Debian GNU/Linux

Reviewed-by: Dmitry Smirnov <onlyjob@member.fsf.org>
Signed-off-by: Loic Dachary <loic@dachary.org>
mailmap: Derek Yarnell is with University of Mississippi

Signed-off-by: Loic Dachary <loic@dachary.org>
Merge pull request #1198 from dachary/wip-mailmap

mailmap updates

Reviewed-By: Christophe Courtaut <christophe.courtaut@gmail.com>