From 158f33e5163fd01b43c375c9e6c0959737fdb1ce Mon Sep 17 00:00:00 2001
From: Morgan Roderick <morgan@roderick.dk>
Date: Tue, 23 Jan 2018 20:31:18 +0100
Subject: [PATCH] Update History.md and AUTHORS for new release

---
 AUTHORS    | 74 ++++++++++++++++++++++++++++--------------------------
 History.md |  5 ++++
 2 files changed, 43 insertions(+), 36 deletions(-)

diff --git a/AUTHORS b/AUTHORS
index e300dfdff..ee10594b2 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -11,71 +11,70 @@ takasmiley <takasmiley@live.jp>
 Håvard Wormdal Høiby <havardwhoiby@gmail.com>
 Tim Ruffles <timruffles@googlemail.com>
 Jonathan Sokolowski <jonathan.sokolowski@gmail.com>
-Domenic Denicola <domenic@domenicdenicola.com>
 Andreas Lind <andreas@one.com>
+Domenic Denicola <domenic@domenicdenicola.com>
 Tim Perry <pimterry@gmail.com>
 William Sears <MrBigDog2U@gmail.com>
 Mikhail Gusarov <mikhail@hola.org>
-Bryan Donovan <bdondo@gmail.com>
 kpdecker <kpdecker@gmail.com>
+Bryan Donovan <bdondo@gmail.com>
 Felix Geisendörfer <felix@debuggable.com>
-Adam Hull <adam@hmlad.com>
-Keith Cirkel <github@keithcirkel.co.uk>
-Cory <seeflanigan@gmail.com>
+Luis Cardoso <luis.cardoso@feedzai.com>
+Tobias Ebnöther <ebi@gorn.ch>
+Tristan Koch <tristan.koch@1und1.de>
 Aleck Greenham <greenhama13@gmail.com>
-Andrew Gurinovich <altmind@gmail.com>
 Doug Orleans <dougorleans@gmail.com>
-Tobias Ebnöther <ebi@gorn.ch>
-Luis Cardoso <luis.cardoso@feedzai.com>
+Cory <seeflanigan@gmail.com>
+Adam Hull <adam@hmlad.com>
 Martin Sander <forke@uni-bonn.de>
-Tristan Koch <tristan.koch@1und1.de>
-Konrad Holowinski <konrad.holowinski@gmail.com>
-Travis Kaufman <travis.kaufman@gmail.com>
-Gavin Huang <gravof@gmail.com>
+Keith Cirkel <github@keithcirkel.co.uk>
+Andrew Gurinovich <altmind@gmail.com>
 zcicala <zcicala@fitbit.com>
-GCHQDeveloper500 <32099399+GCHQDeveloper500@users.noreply.github.com>
-Viktor Zozulyak <zozulyakviktor@gmail.com>
 Garrick Cheung <garrick@garrickcheung.com>
-ben fleis <ben.fleis@gmail.com>
 Benjamin Coe <ben@yesware.com>
+Travis Kaufman <travis.kaufman@gmail.com>
 Eyal Arubas <eyalarubas@gmail.com>
+Konrad Holowinski <konrad.holowinski@gmail.com>
+GCHQDeveloper500 <32099399+GCHQDeveloper500@users.noreply.github.com>
+Viktor Zozulyak <zozulyakviktor@gmail.com>
 Marten Lienen <marten.lienen@gmail.com>
-Florent Jaby <florent.jaby@gmail.com>
-Islam Sharabash <islam.sharabash@gmail.com>
-geries <geries.handal@videoplaza.com>
-August Lilleaas <august.lilleaas@gmail.com>
-Scott Andrews <scothis@gmail.com>
-Roman Potashow <justgook@gmail.com>
-Ming Liu <vmliu1@gmail.com>
-Jmeas <jellyes2@gmail.com>
-Duncan Beevers <duncan@dweebd.com>
-Glen Mailer <glen.mailer@bskyb.com>
-Soutaro Matsumoto <matsumoto@soutaro.com>
-Robin Pedersen <robinp@snap.tv>
+ben fleis <ben.fleis@gmail.com>
+Gavin Huang <gravof@gmail.com>
 Rae Liu <happyaray@gmail.com>
-Cormac Flynn <cormac.flynn@viadeoteam.com>
+George Schneeloch <gschneel@mit.edu>
 Dmitriy Kubyshkin <grassator@gmail.com>
+Robin Pedersen <robinp@snap.tv>
 Garrick <gcheung@fitbit.com>
 Tamas Szebeni <tamas_szebeni@epam.com>
 Kir Chou <note351@hotmail.com>
 Thomas Meyer <meyertee@gmail.com>
 Dominykas Blyžė <hello@dominykas.com>
+Scott Andrews <scothis@gmail.com>
+geries <geries.handal@videoplaza.com>
+August Lilleaas <august.lilleaas@gmail.com>
+Islam Sharabash <islam.sharabash@gmail.com>
+Ming Liu <vmliu1@gmail.com>
+Cormac Flynn <cormac.flynn@viadeoteam.com>
+Roman Potashow <justgook@gmail.com>
+Jmeas <jellyes2@gmail.com>
+Soutaro Matsumoto <matsumoto@soutaro.com>
+Duncan Beevers <duncan@dweebd.com>
+Glen Mailer <glen.mailer@bskyb.com>
+Florent Jaby <florent.jaby@gmail.com>
 Tim Costa <tcosta@2u.com>
-George Schneeloch <gschneel@mit.edu>
 なつき <i@ntk.me>
-Alex Puchades <alex94puchades@gmail.com>
-James Barwell <jb@jamesbarwell.co.uk>
 Márton Salomváry <salomvary@gmail.com>
 Nathan Perry <nateperry333@gmail.com>
+James Barwell <jb@jamesbarwell.co.uk>
 Devin Weaver <suki@tritarget.org>
+Aaron <aaron.todd@gmail.com>
 Jason Karns <jason.karns@gmail.com>
 Jeffrey Falgout <jeffrey.falgout@gmail.com>
 Jimmy Shimizu <jimmy.shimizu@springworks.se>
 Elad Nachmias <theman@elad.im>
-Aaron <aaron.todd@gmail.com>
+Alex Urbano <asgaroth.belem@gmail.com>
 Jonathan Freeman <freethejazz@gmail.com>
 Brandon Heyer <brandonheyer@gmail.com>
-Alex Urbano <asgaroth.belem@gmail.com>
 Evan Lloyd <evan.u.lloyd@gmail.com>
 Satoshi Nakamura <snakamura@infoteria.com>
 Sebastian Van Sande <sebastian@vansande.org>
@@ -86,11 +85,12 @@ Simen Bekkhus <sbekkhus91@gmail.com>
 Spencer Elliott <me@elliottsj.com>
 Andrzej Porebski <fkuciapa@yahoo.com>
 G.Serebryanskyi <x5x3x5x@gmail.com>
+Alexander Schmidt <alexanderschmidt1@gmail.com>
 Szymon Przybylski <szymon.przybylski@gmail.com>
 Tarjei Huse <tarjei.huse@gmail.com>
 Chris Breiding <chrisbreiding@gmail.com>
 Victor Costan <costan@gmail.com>
-Alexander Schmidt <alexanderschmidt1@gmail.com>
+Afnizar Nur Ghifari <afnizarnur@users.noreply.github.com>
 blacksun1 <simon@blacksun.cx>
 Gyandeep Singh <gyandeeps@gmail.com>
 Marcus Hüsgen <marcus.huesgen@lusini.com>
@@ -98,14 +98,15 @@ gtothesquare <me@gerieshandal.com>
 Henry Tung <henryptung@gmail.com>
 Hugo Muller <hugo.muller@free.fr>
 Mark Stacey <mark.stacey@amecfw.com>
-Afnizar Nur Ghifari <afnizarnur@users.noreply.github.com>
 mohayonao <mohayonao@gmail.com>
 Martin Hansen <martin@martinhansen.no>
 Daniel Rey Lopez <daniel.rey.lopez@automattic.com>
 Matt Kern <matt@bloomcrush.com>
 Max Calabrese <max.calabrese@ymail.com>
 vitalets <vitalets@yandex-team.ru>
+Alex Puchades <alex94puchades@gmail.com>
 yoshimura-toshihide <toshihide0105yoshimura@gmail.com>
+Michael Herman <hermanmu@gmail.com>
 Irina Dumitrascu <me@dira.ro>
 Raynos <raynos2@gmail.com>
 ReadmeCritic <frankensteinbot@gmail.com>
@@ -171,6 +172,7 @@ Alexey Kucherenko <alexei.kucherenko@gmail.com>
 Alfonso Boza <alfonso@cloud.com>
 Ali Shakiba <ali@shakiba.me>
 Andrew Fong <afong@slack-corp.com>
+Andrew Leschinsky <andrew@leschinsky.com>
 Andrew Shirley <andrew@als-bi.com>
 Antonio D'Ettole <antonio@brandwatch.com>
 Auclair Emmanuel <auclair.emmanuel.prestataire@sfr.com>
@@ -250,7 +252,6 @@ Mark Gibson <mgibson@adaptavist.com>
 Martin Brochhaus <mbrochh@gmail.com>
 Martin Körner <martin.koerner@objectfab.de>
 Max Klymyshyn <klymyshyn@gmail.com>
-Michael Herman <hermanmu@gmail.com>
 Michael Jackson <mjijackson@gmail.com>
 Michał Perłakowski <michal@perlakowski.pl>
 Mikolaj Banasik <d1sover@gmail.com>
@@ -262,6 +263,7 @@ Nicu Micleușanu <micnic90@gmail.com>
 Nikita Litvin <deltaidea@derpy.ru>
 Niklas Andreasson <eaglus_@hotmail.com>
 Niv Sherf <nivsherf@gmail.com>
+Noam Paz <noam.paz@gmail.com>
 Olmo Maldonado <olmo.maldonado@gmail.com>
 Paul Barry <paul@Pauls-Air.fios-router.home>
 Petar Dochev <dotchev@gmail.com>
diff --git a/History.md b/History.md
index 6c99f86c1..ee1348ed3 100644
--- a/History.md
+++ b/History.md
@@ -1,4 +1,9 @@
 
+4.2.1 / 2018-01-23
+==================
+
+  * Performance: spend less time stubbing methods (#1627)
+
 4.2.0 / 2018-01-21
 ==================