Updated Authors and .mailmap

.mailmap

@@ -15,6 +15,7 @@
 <corywright@gmail.com> <cory.wright@rackspace.com>
 <devin.carlen@gmail.com> <devcamcar@illian.local>
 <ewan.mellor@citrix.com> <emellor@silver>
+<itoumsn@nttdata.co.jp> <itoumsn@shayol>
 <jaypipes@gmail.com> <jpipes@serialcoder>
 <jmckenty@gmail.com> <jmckenty@joshua-mckentys-macbook-pro.local>
 <jmckenty@gmail.com> <jmckenty@yyj-dhcp171.corp.flock.com>

Authors

@@ -39,6 +39,7 @@ Ken Pepple <ken.pepple@gmail.com>
 Kevin L. Mitchell <kevin.mitchell@rackspace.com>
 Koji Iida <iida.koji@lab.ntt.co.jp>
 Lorin Hochstein <lorin@isi.edu>
+Masanori Itoh <itoumsn@nttdata.co.jp>
 Matt Dietz <matt.dietz@rackspace.com>
 Michael Gundlach <michael.gundlach@rackspace.com>
 Monsyne Dragon <mdragon@rackspace.com>