Removed $Date$ from header

mongoose.h

@@ -2,20 +2,18 @@
 // Copyright (c) 2013-2014 Cesanta Software Limited
 // All rights reserved
 //
-// This library is dual-licensed: you can redistribute it and/or modify
+// This software is dual-licensed: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License version 2 as
 // published by the Free Software Foundation. For the terms of this
 // license, see <http://www.gnu.org/licenses/>.
 //
-// You are free to use this library under the terms of the GNU General
+// You are free to use this software under the terms of the GNU General
 // Public License, but WITHOUT ANY WARRANTY; without even the implied
 // warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 // See the GNU General Public License for more details.
 //
-// Alternatively, you can license this library under a commercial
+// Alternatively, you can license this software under a commercial
 // license, as set out in <http://cesanta.com/>.
-//
-// $Date: 2014-09-09 17:07:55 UTC $
 
 #ifndef MONGOOSE_HEADER_INCLUDED
 #define  MONGOOSE_HEADER_INCLUDED