Added an english translation of the website. * website/about.htm4, website/buildhtml.mk, website/contact-de.htm4, website/contact.htm4, website/development-de.htm4, website/development.htm4, website/donate-de.htm4, website/donate.htm4, website/download.htm4, website/img/funktionsweise-MXD2map-de.png, website/index.htm4, website/license-de.htm4, website/license.htm4, website/template_header.m4, website/img/funktionsweise-MXD2map.png, website/img/funktionsweise-MXD2map_small.png, doku/funktionsweise/funktionsweise-MXD-konverter.svg, website/img/funktionsweise-MXD-konverter.png, website/img/funktionsweise-MXD-konverter_small.png: English translation of the website. Added a new Makefile-Target 'images' to get the dokumentation-images into the site.

m4_dnl -*-html-*- vim:filetype=html:
m4_include(`template.m4')
m4_dnl $Id:$

m4_define(`DE')
m4_define(`EN_FILE', `download.html')

m4_define(`TITLE', `Download')
m4_define(`MAIN', `download')

PAGE_START

<div id="intro">
<h2>Download</h2>
<p>Es gibt noch keine offizielle Version von MXD2map. Der aktuelle
Quellcode ist jedoch �ber das �ffentliche <a target="_new" href="http://hg.intevation.de/mxd2map">Quellcode-Repository</a> verf�gbar.</p>
</div>

<div id="main">

<!--div class="dlbutton2">
 <img src="img/dl_arrow.png" alt="" />
 <a href="DOWNLOAD_URL" class="dlbutton2">MXD2map 1.0 alpha1<br />
 <span class="version"><small>Gr��e: DL_SIZE | Ver�ffentlicht: DL_DATE</small></span>
 </a>
</div-->


</div>