using latest copyright header

AUTHORS

@@ -27,6 +27,7 @@ Brett Cameron <Brett.Cameron@hp.com>
 Burak Arslan <burak-github@arskom.com.tr>
 Carl Clemens <carlclemens1@yahoo.com>
 Chia-liang Kao <clkao@clkao.org>
+Chris Busbey <chris.busbey@gmail.com>
 Chris Rempel <csrl@gmx.com>
 Chris Wong <chris@chriswongstudio.com>
 Christian Gudrian <christian.gudrian@fluidon.com>

src/gssapi_client.cpp

 /*
-    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
 
     This file is part of 0MQ.
 

src/gssapi_client.hpp

 /*
-    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
 
     This file is part of 0MQ.
 

src/gssapi_mechanism_base.cpp

 /*
-    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
 
     This file is part of 0MQ.
 

src/gssapi_mechanism_base.hpp

 /*
-    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
 
     This file is part of 0MQ.
 

src/gssapi_server.cpp

 /*
-    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
 
     This file is part of 0MQ.
 
@@ -17,7 +17,6 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-
 #include "platform.hpp"
 #ifdef ZMQ_HAVE_WINDOWS
 #include "windows.hpp"

src/gssapi_server.hpp

 /*
-    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+    Copyright (c) 2007-2014 Contributors as noted in the AUTHORS file
 
     This file is part of 0MQ.