|  | @@ -50,47 +50,63 @@ XXX To be written
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				|  |  |  Wall of Contributors
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				|  |  |  --------------------
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				|  |  |  
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				|  |  | -XXX Needs update
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				|  |  | -
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				|  |  | -Aaron McMillin, Adam Renberg, Adrien Guinet, Ahmet Demir, Aitor Gómez-Goiri,
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				|  |  | +Aaron McMillin, Adam Chainz, Adam Renberg, Adriano Martins de Jesus,
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				|  |  | +Adrien Guinet, Ahmet Demir, Aitor Gómez-Goiri, Alan Justino,
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				|  |  |  Albert Wang, Alex Koshelev, Alex Rattray, Alex Williams, Alexander Koshelev,
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				|  |  |  Alexander Lebedev, Alexander Oblovatniy, Alexey Kotlyarov, Ali Bozorgkhan,
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				|  |  | -Alice Zoë Bevan–McGregor, Allard Hoeve, Alman One, Andrea Rabbaglietti,
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				|  |  | -Andrea Rosa, Andrei Fokau, Andrew Rodionoff, Andriy Yurchuk,
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				|  |  | -Aneil Mallavarapu, Areski Belaid, Artyom Koval, Ask Solem, Balthazar Rouberol,
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				|  |  | -Berker Peksag, Bert Vanderbauwhede, Brian Bouterse, Chris Duryee, Chris Erway,
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				|  |  | -Chris Harris, Chris Martin, Corey Farwell, Craig Jellick, Cullen Rhodes,
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				|  |  | -Dallas Marlow, Daniel Wallace, Danilo Bargen, Davanum Srinivas, Dave Smith,
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				|  |  | -David Baumgold, David Harrigan, David Pravec, Dennis Brakhane, Derek Anderson,
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				|  |  | -Dmitry Malinovsky, Dudás Ádám, Dustin J. Mitchell, Ed Morley, Fatih Sucu,
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				|  |  | -Feanil Patel, Felix Schwarz, Fernando Rocha, Flavio Grossi, Frantisek Holop,
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				|  |  | -Gao Jiangmiao, Gerald Manipon, Gilles Dartiguelongue, Gino Ledesma,
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				|  |  | -Hank John, Hogni Gylfason, Ilya Georgievsky, Ionel Cristian Mărieș,
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				|  |  | -James Pulec, Jared Lewis, Jason Veatch, Jasper Bryant-Greene, Jeremy Tillman,
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				|  |  | -Jocelyn Delalande, Joe Jevnik, John Anderson, John Kirkham, John Whitlock,
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				|  |  | -Joshua Harlow, Juan Rossi, Justin Patrin, Kai Groner, Kevin Harvey,
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				|  |  | -Konstantinos Koukopoulos, Kouhei Maeda, Kracekumar Ramaraju,
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				|  |  | -Krzysztof Bujniewicz, Latitia M. Haskins, Len Buckens, Lorenzo Mancini,
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				|  |  | -Lucas Wiman, Luke Pomfrey, Marcio Ribeiro, Marin Atanasov Nikolov,
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				|  |  | -Mark Parncutt, Maxime Vdb, Mher Movsisyan, Michael (:github_user:`michael-k`),
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				|  |  | +Alice Zoë Bevan–McGregor, Allard Hoeve, Alman One, Amir Rustamzadeh,
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				|  |  | +Andrea Rabbaglietti, Andrea Rosa, Andrei Fokau, Andrew Rodionoff,
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				|  |  | +Andrew Stewart, Andriy Yurchuk, Aneil Mallavarapu, Areski Belaid,
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				|  |  | +Armenak Baburyan, Arthur Vuillard, Artyom Koval, Asif Saifuddin Auvi,
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				|  |  | +Ask Solem, Balthazar Rouberol, Batiste Bieler, Berker Peksag,
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				|  |  | +Bert Vanderbauwhede, Brendan Smithyman, Brian Bouterse, Bryce Groff,
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				|  |  | +Cameron Will, ChangBo Guo, Chris Clark, Chris Duryee, Chris Erway,
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				|  |  | +Chris Harris, Chris Martin, Chillar Anand, Colin McIntosh, Conrad Kramer,
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				|  |  | +Corey Farwell, Craig Jellick, Cullen Rhodes, Dallas Marlow, Daniel Devine,
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				|  |  | +Daniel Wallace, Danilo Bargen, Davanum Srinivas, Dave Smith, David Baumgold,
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				|  |  | +David Harrigan, David Pravec, Dennis Brakhane, Derek Anderson,
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				|  |  | +Dmitry Dygalo, Dmitry Malinovsky, Dongweiming, Dudás Ádám,
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				|  |  | +Dustin J. Mitchell, Ed Morley, Edward Betts, Éloi Rivard, Emmanuel Cazenave,
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				|  |  | +Fahad Siddiqui, Fatih Sucu, Feanil Patel, Federico Ficarelli, Felix Schwarz,
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				|  |  | +Felix Yan, Fernando Rocha, Flavio Grossi, Frantisek Holop, Gao Jiangmiao,
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				|  |  | +George Whewell, Gerald Manipon, Gilles Dartiguelongue, Gino Ledesma, Greg Wilbur,
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				|  |  | +Guillaume Seguin, Hank John, Hogni Gylfason, Ilya Georgievsky,
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				|  |  | +Ionel Cristian Mărieș, Ivan Larin, James Pulec, Jared Lewis, Jason Veatch,
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				|  |  | +Jasper Bryant-Greene, Jeff Widman, Jeremy Tillman, Jeremy Zafran,
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				|  |  | +Jocelyn Delalande, Joe Jevnik, Joe Sanford, John Anderson, John Barham,
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				|  |  | +John Kirkham, John Whitlock, Jonathan Vanasco, Joshua Harlow, João Ricardo,
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				|  |  | +Juan Carlos Ferrer, Juan Rossi, Justin Patrin, Kai Groner, Kevin Harvey,
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				|  |  | +Kevin Richardson, Komu Wairagu, Konstantinos Koukopoulos, Kouhei Maeda,
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				|  |  | +Kracekumar Ramaraju, Krzysztof Bujniewicz, Latitia M. Haskins, Len Buckens,
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				|  |  | +Lev Berman, lidongming, Lorenzo Mancini, Lucas Wiman, Luke Pomfrey,
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				|  |  | +Luyun Xie, Maciej Obuchowski, Manuel Kaufmann, Marat Sharafutdinov,
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				|  |  | +Marc Sibson, Marcio Ribeiro, Marin Atanasov Nikolov, Mathieu Fenniak,
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				|  |  | +Mark Parncutt, Maxime Beauchemin, Maxime Vdb, Mher Movsisyan, Michael Aquilina,
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				|  |  |  Michael Duane Mooring, Michael Permana, Mickaël Penhard, Mike Attwood,
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				|  |  | -Morton Fox, Môshe van der Sterre, Nat Williams, Nathan Van Gheem, Nik Nyby,
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				|  |  | -Omer Katz, Omer Korner, Ori Hoch, Paul Pearce, Paulo Bu, Philip Garnero,
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				|  |  | -Piotr Maślanka, Radek Czajka, Raghuram Srinivasan, Randy Barlow,
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				|  |  | -Rodolfo Carvalho, Roger Hu, Rongze Zhu, Ross Deane, Ryan Luckie,
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				|  |  | -Rémy Greinhofer, Samuel Jaillet, Sergey Azovskov, Sergey Tikhonov,
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				|  |  | -Seungha Kim, Steve Peak, Sukrit Khera, Tadej Janež, Tewfik Sadaoui,
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				|  |  | -Thomas French, Thomas Grainger, Tobias Schottdorf, Tocho Tochev,
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				|  |  | -Valentyn Klindukh, Vic Kumar, Vladimir Bolshakov, Vladimir Gorbunov,
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				|  |  | -Wayne Chang, Wil Langford, Will Thompson, William King, Yury Selivanov,
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				|  |  | -Zoran Pavlovic, 許邱翔, :github_user:`allenling`, :github_user:`bee-keeper`,
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				|  |  | -:github_user:`ffeast`, :github_user:`flyingfoxlee`, :github_user:`gdw2`,
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				|  |  | -:github_user:`gitaarik`, :github_user:`hankjin`, :github_user:`m-vdb`,
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				|  |  | -:github_user:`mdk`, :github_user:`nokrik`, :github_user:`ocean1`,
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				|  |  | +Mitchel Humpherys, Mohamed Abouelsaoud, Morris Tweed, Morton Fox,
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				|  |  | +Môshe van der Sterre, Nat Williams, Nathan Van Gheem, Nicolas Unravel,
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				|  |  | +Nik Nyby, Omer Katz, Omer Korner, Ori Hoch, Paul Pearce, Paulo Bu,
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				|  |  | +Pavlo Kapyshin, Philip Garnero, Pierre Fersing, Piotr Kilczuk,
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				|  |  | +Piotr Maślanka, Quentin Pradet, Radek Czajka, Raghuram Srinivasan,
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				|  |  | +Randy Barlow, Raphael Michel, Rémy Léone, Robert Coup, Robert Kolba,
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				|  |  | +Rockallite Wulf, Rodolfo Carvalho, Roger Hu, Romuald Brunet, Rongze Zhu,
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				|  |  | +Ross Deane, Ryan Luckie, Rémy Greinhofer, Samuel Giffard, Samuel Jaillet,
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				|  |  | +Sergey Azovskov, Sergey Tikhonov, Seungha Kim, Simon Peeters,
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				|  |  | +Spencer E. Olson, Srinivas Garlapati, Stephen Milner, Steve Peak, Stuart Axon,
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				|  |  | +Sukrit Khera, Tadej Janež, Taha Jahangir, Takeshi Kanemoto, Tayfun Sen,
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				|  |  | +Tewfik Sadaoui, Thomas French, Thomas Grainger, Tomas Machalek,
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				|  |  | +Tobias Schottdorf, Tocho Tochev, Valentyn Klindukh, Vic Kumar,
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				|  |  | +Vladimir Bolshakov, Vladimir Gorbunov, Wayne Chang, Wieland Hoffmann,
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				|  |  | +Wido den Hollander, Wil Langford, Will Thompson, William King, Yury Selivanov,
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				|  |  | +Vytis Banaitis, Zoran Pavlovic, Xin Li, 許邱翔, :github_user:`allenling`,
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				|  |  | +:github_user:`alzeih`, :github_user:`bastb`, :github_user:`bee-keeper`,
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				|  |  | +:github_user:`ffeast`, :github_user:`firefly4268`,
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				|  |  | +:github_user:`flyingfoxlee`, :github_user:`gdw2`, :github_user:`gitaarik`,
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				|  |  | +:github_user:`hankjin`, :github_user:`lvh`, :github_user:`m-vdb`,
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				|  |  | +:github_user:`kindule`, :github_user:`mdk`:, :github_user:`michael-k`,
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				|  |  | +:github_user:`mozillazg`, :github_user:`nokrik`, :github_user:`ocean1`,
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				|  |  |  :github_user:`orlo666`, :github_user:`raducc`, :github_user:`wanglei`,
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				|  |  | -:github_user:`worldexception`.
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				|  |  | -
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				|  |  | -.. _v400-upgrading:
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				|  |  | +:github_user:`worldexception`, :github_user:`xBeAsTx`.
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				|  |  |  
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				|  |  |  Upgrading from Celery 3.1
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				|  |  |  =========================
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