add CONTRIBUTORS from git log

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git log --format='%aN <%aE>' | sort -u

CONTRIBUTORS

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+Alexander Kostetskiy <[email protected]>
+Alexander Litvinenko <[email protected]>
+Andres Villarroel <[email protected]>
+Bjoern Lippert <[email protected]>
+Clemens Bergmann <[email protected]>
+Cory Claflin <[email protected]>
+Damien Churchill <[email protected]>
+Davide Ferrari <[email protected]>
+eander210 <[email protected]>
+Eliran Ben-Zikri <[email protected]>
+Eric Anderson <[email protected]>
+Eric Anderson <[email protected]>
+Ewoud Kohl van Wijngaarden <[email protected]>
+Felix Kellner <[email protected]>
+Florian Koch <[email protected]>
+Florian Koch <[email protected]>
+Frederic Perrouin <[email protected]>
+Garhan Attebury <[email protected]>
+Gene Liverman <[email protected]>
+Henrik Nicolaisen <[email protected]>
+hkumarmk <[email protected]>
+hkumarmk <[email protected]>
+IceBear <[email protected]>
+Igor Golubkov <[email protected]>
+ITler <[email protected]>
+ju5t <[email protected]>
+Julien Pivotto <[email protected]>
+JvdW <[email protected]>
+karolisc <[email protected]>
+Luke Blaney <[email protected]>
+Maciej Stromich <[email protected]>
+Marc Vanbrabant <[email protected]>
+Martin Jackson <[email protected]>
+Martin Merfort <[email protected]>
+Martin Schütte <[email protected]>
+Merritt Krakowitzer <[email protected]>
+Nikita Burtsev <[email protected]>
+Nikita Stupin <[email protected]>
+Oyabi <[email protected]>
+Rafał Zieliński <[email protected]>
+Rick Lee-Morlang <[email protected]>
+Robert T <[email protected]>
+Robert T <[email protected]>
+Rob Nelson <[email protected]>
+root <[email protected]>
+sgnl05 <[email protected]>
+Spencer Krum <[email protected]>
+Stefan Baryakov <[email protected]>
+Stefan Baryakov <[email protected]>
+subkowlex <[email protected]>
+szemlyanoy <[email protected]>
+szemlyanoy <[email protected]>
+Tim Meusel <[email protected]>
+Tomasz Cholewa <[email protected]>
+Tom Ford <[email protected]>
+Vladislav Tkatchev <[email protected]>
+wdijkerman <[email protected]>
+Werner Dijkerman <[email protected]>
+Werner Dijkerman <[email protected]>
+wilson.prosdocimo <[email protected]>
+z3rogate <[email protected]>