debian/copyright: Update with years

debian/changelog

@@ -1,3 +1,10 @@
+http-parser (2.1-2) unstable; urgency=low
+
+  [ Per Andersson ]
+  * Update copyright with years
+
+ -- Per Andersson <avtobiff@gmail.com>  Thu, 13 Jun 2013 23:45:49 +0200
+
 http-parser (2.1-1) unstable; urgency=low
 
   * Initial release (Closes: #712052)

debian/copyright

@@ -4,7 +4,7 @@ Source: https://github.com/joyent/http-parser
 
 Files: *
 Copyright: Igor Sysoev
-           Joyent, Inc. and other Node contributors
+           2009-2013 Joyent, Inc. and other Node contributors
 License: Expat
  http_parser.c is based on src/http/ngx_http_parse.c from NGINX copyright
  Igor Sysoev.