Also mention bug-gnu-emacs in (ps-)print.el version strings

* printing.el (pr-version):
* ps-print.el (ps-print-version): Also mention bug-gnu-emacs.

lisp/ChangeLog

 2014-05-10  Glenn Morris  <rgm@gnu.org>
+	* printing.el (pr-version):
+	* ps-print.el (ps-print-version): Also mention bug-gnu-emacs.
+
 	* net/browse-url.el (browse-url-mosaic):
 	Create /tmp/Mosaic.PID as a private file.

lisp/printing.el

@@ -12,7 +12,7 @@
   "printing.el, v 6.9.3 <2007/12/09 vinicius>
 
 Please send all bug fixes and enhancements to
-	Vinicius Jose Latorre <viniciusjl@ig.com.br>
+	bug-gnu-emacs@gnu.org and Vinicius Jose Latorre <viniciusjl@ig.com.br>
 ")
 
 ;; This file is part of GNU Emacs.

lisp/ps-print.el

@@ -20,7 +20,7 @@ Emacs without changes to the version number.  When reporting bugs, please also
 report the version of Emacs, if any, that ps-print was distributed with.
 
 Please send all bug fixes and enhancements to
-	Vinicius Jose Latorre <viniciusjl@ig.com.br>.")
+	bug-gnu-emacs@gnu.org and Vinicius Jose Latorre <viniciusjl@ig.com.br>.")
 
 ;; This file is part of GNU Emacs.