Reduce duplicates from authors list

Some duplicates are there by accident mostly because of the git
learning curve (as in my case). Other duplicates could be outdated
and may be candidates for additional mappings.

diff --git a/.mailmap b/.mailmap
new file mode 100644 (file)
index 0000000..4f386b9
--- /dev/null
+++ b/.mailmap
@@ -0,0 +1,10 @@
+Benjamin Reed <rangerrick@befunk.com> Benjamin Reed <ranger@befunk.com>
+Benjamin Reed <rangerrick@befunk.com> Benjamin Reed <ranger@Sin.local>
+Christian Dywan <christian.dywan@lanedo.com> Christian Dywan <christian@lanedo.com>
+Colin Walters <walters@verbum.org> Colin Walters <walters@lightbox.localdomain>
+Colin Walters <walters@verbum.org> Colin Walters <walters@space-ghost.verbum.private>
+Havoc Pennington <hp@pobox.com> Havoc Pennington <hp@localhost.localdomain>
+Ralf Habacker <ralf.habacker@freenet.de> Ralf Habacker <Ralf.Habacker@freenet.de>
+Ralf Habacker <ralf.habacker@freenet.de> Ralf Habacker <ralf@s15291359.onlinehome-server.info>
+Ralf Habacker <ralf.habacker@freenet.de> unknown <Administrator@.(none)>
+Ralf Habacker <ralf.habacker@freenet.de> unknown <Habacker@.(none)>