About Contents: unify date format

Resources/About Contents.html

@@ -65,10 +65,10 @@ Copyright &copy; 2012, Denis Hennessy (Peer Assembly) - <a href="#bsd3clause">3-
 Copyright 2010, 2012 Adobe Systems Incorporated, with Reserved Font Name 'Source'. All Rights Reserved. Source is a trademark of Adobe Systems Incorporated in the United States and/or other countries. - <a href="#silopenfont">SIL Open Font License, Version 1.1</a>.<br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://code.google.com/p/libass/">libass</a><br />
-Copyright &copy; 2006 - 2013 Grigori Goronzy and contributors - <a href="#isc">ISC License</a><br />
+Copyright &copy; 2006-2013 Grigori Goronzy and contributors - <a href="#isc">ISC License</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://libav.org">libav</a><br />
-Copyright &copy; 2000 - 2013 the libav developers - <a href="#lgpl2">LGPLv2.1 or later</a><br />
+Copyright &copy; 2000-2013 the libav developers - <a href="#lgpl2">LGPLv2.1 or later</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://www.videolan.org/developers/libdvbpsi.html">libdvbpsi</a><br />
 Copyright &copy; 2001-2013 VideoLAN and authors - <a href="#lgpl2">LGPLv2.1 or later</a><br />
@@ -77,16 +77,16 @@ Copyright &copy; 2001-2013 VideoLAN and authors - <a href="#lgpl2">LGPLv2.1 or l
 Copyright &copy; 2002-2013 Steve Lhomme - <a href="#lgpl2">LGPLv2.1 or later</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://flac.sourceforge.net">libFLAC</a><br />
-Copyright &copy; 2001 - 2013 Josh Coalson et al. - <a href="#xiphbsd">Xiph.org BSD license</a><br />
+Copyright &copy; 2001-2013 Josh Coalson et al. - <a href="#xiphbsd">Xiph.org BSD license</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://www.freetype.org">freetype</a><br />
 Copyright &copy; 2003, 2005, 2006, 2012 David Turner, Robert Wilhelm, and Werner Lemberg - <a href="#freetype">FreeType Project License</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://www.fribidi.org">GNU FriBidi</a><br />
-Copyright &copy; 2005, 2007 - 2009, 2012 Dov Grobgeld, Roozbeh Pournader - <a href="#lgpl2">LGPLv2.1 or later</a><br />
+Copyright &copy; 2005, 2007-2009, 2012 Dov Grobgeld, Roozbeh Pournader - <a href="#lgpl2">LGPLv2.1 or later</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://www.quut.com/gsm/">GSM</a><br />
-Copyright &copy; 1992 - 1994, 2009 Jutta Degener &amp; Carsten Bormann - <a href="#gsm">GSM permissive license</a><br />
+Copyright &copy; 1992-1994, 2009 Jutta Degener &amp; Carsten Bormann - <a href="#gsm">GSM permissive license</a><br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;<a href="http://www.freedesktop.org/wiki/Software/HarfBuzz/">harfbuzz</a><br />
 Copyright &copy; 2010, 2011, 2012 &nbsp;Google, Inc., &copy; 2012 &nbsp;Mozilla Foundation, &copy; 2011 Codethink Limited, &copy; 2008, 2010 &nbsp;Nokia Corporation and/or its subsidiary(-ies), &copy; 2009 Keith Stribley, &copy; 2009 Martin Hosken and SIL International, &copy; 2007 Chris Wilson, &copy; 2006 Behdad Esfahbod, &copy; 2005 David Turner, &copy; 2004, 2007, 2008, 2009, 2010 Red Hat, Inc., &copy; 1998-2004 David Turner and Werner Lemberg - <a href="#oldmit">Old MIT License</a><br />