REL: Update master after NumPy 1.18.0 release.

- Update .mailmap.
- Update release notes.
- Create changelog
- Remove duplicate release note entry.
- Fix release note path in pavement.

[skip ci]

Author: charris

.mailmap

@@ -63,6 +63,7 @@ Christopher Hanley <[email protected]> chanley <[email protected]>
 Christoph Gohlke <[email protected]> cgholke <?@?>
 Christoph Gohlke <[email protected]> cgohlke <[email protected]>
 Christoph Gohlke <[email protected]> Christolph Gohlke <[email protected]>
+Colin Snyder <[email protected]> colinsnyder <[email protected]>
 Daniel B Allan <[email protected]> danielballan <[email protected]>
 Daniel da Silva <[email protected]> Daniel da Silva <[email protected]>
 Daniel da Silva <[email protected]> Daniel da Silva <[email protected]>
@@ -126,6 +127,7 @@ Jérémie du Boisberranger <[email protected]> jeremiedbb <34657
 Jerome Kelleher <[email protected]> jeromekelleher <[email protected]>
 Johannes Hampp <[email protected]> euronion <[email protected]>
 Johannes Schönberger <[email protected]> Johannes Schönberger <[email protected]>
+Johann Faouzi <[email protected]> johann.faouzi <[email protected]>
 John Darbyshire <[email protected]> attack68 <[email protected]>
 Joseph Fox-Rabinovitz <[email protected]> Joseph Fox-Rabinovitz <[email protected]>
 Joseph Fox-Rabinovitz <[email protected]> Joseph Fox-Rabinovitz <[email protected]>
@@ -135,6 +137,7 @@ Julian Taylor <[email protected]> Julian Taylor <jtaylor.debian@googlema
 Julian Taylor <[email protected]> Julian Taylor <[email protected]>
 Julien Lhermitte <[email protected]> Julien Lhermitte <[email protected]>
 Julien Schueller <[email protected]> jschueller <[email protected]>
+Justus Magin <[email protected]> keewis <[email protected]>
 Kai Striega <[email protected]> kai <[email protected]>
 Kai Striega <[email protected]> kai-striega <[email protected]>
 Kai Striega <[email protected]> kai-striega <[email protected]>
@@ -149,6 +152,8 @@ Lars Buitinck <[email protected]> Lars Buitinck <[email protected]>
 Lars Grüter <[email protected]> Lars G <[email protected]>
 Luis Pedro Coelho <[email protected]> Luis Pedro Coelho <[email protected]>
 Luke Zoltan Kelley <[email protected]> lzkelley <[email protected]>
+Magdalena Proszewska <[email protected]> mpro <[email protected]>
+Magdalena Proszewska <[email protected]> mproszewska <[email protected]>
 Manoj Kumar <[email protected]> MechCoder <[email protected]>
 Mark DePristo <[email protected]> markdepristo <[email protected]>
 Mark Weissman <[email protected]> m-d-w <[email protected]>
@@ -157,6 +162,7 @@ Mark Wiebe <[email protected]> Mark Wiebe <[email protected]>
 Mark Wiebe <[email protected]> Mark Wiebe <[email protected]>
 Mark Wiebe <[email protected]> Mark Wiebe <mwiebe@georg.(none)>
 Martin Goodson <[email protected]> martingoodson <[email protected]>
+Martin Reinecke <[email protected]> mreineck <[email protected]>
 Martin Teichmann <[email protected]> Martin Teichmann <[email protected]>
 Martino Sorbaro <[email protected]> martinosorb <[email protected]>
 Mattheus Ueckermann <[email protected]> empeeu <[email protected]>
@@ -232,7 +238,12 @@ Wojtek Ruszczewski <[email protected]> wrwrwr <[email protected]>
 Yuji Kanagawa <[email protected]> kngwyu <[email protected]>
 Yury Kirienko <[email protected]> kirienko <[email protected]>
 Zixu Zhao <[email protected]> ZZhaoTireless <[email protected]>
-Ziyan Zhou<[email protected]> Ziyan <[email protected]>
+Ziyan Zhou <[email protected]> Ziyan <[email protected]>
+Zieji Pohz <[email protected]> jpoh <[email protected]>
+Zieji Pohz <[email protected]> zjpoh <[email protected]>
+Zieji Pohz <[email protected]> Zijie (ZJ) Poh <[email protected]>
+Zolisa Bleki <[email protected]> zoj613 <[email protected]>
+Zolisa Bleki <[email protected]> RedRuM <[email protected]>
 luzpaz <[email protected]> luz.paz <[email protected]>
 luzpaz <[email protected]> luzpaz <[email protected]>
 spacescientist <[email protected]> spacescientist <[email protected]>