Update mgol's name in AUTHORS, add .mailmap (koajs#1100)

mgol · dead-horse · commit 9068316fc750 · 2017-12-24T14:55:45.000+08:00
diff --git a/.mailmap b/.mailmap
@@ -0,0 +1 @@
+Michał Gołębiowski-Owczarek <m.goleb@gmail.com>
diff --git a/AUTHORS b/AUTHORS
@@ -66,7 +66,7 @@ Matthew Chase Whittemore <matthew@socialtables.com>
 Matthew King <mking@users.noreply.github.com>
 Matthew Mueller <mattmuelle@gmail.com>
 Michaël Zasso <mic.besace@gmail.com>
-Michał Gołębiowski <m.goleb@gmail.com>
+Michał Gołębiowski-Owczarek <m.goleb@gmail.com>
 Nathan Rajlich <nathan@tootallnate.net>
 New Now Nohow <empty@cqdr.es>
 Nicolae Vartolomei <nvartolomei@gmail.com>

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Michał Gołębiowski-Owczarek <m.goleb@gmail.com>`