added the sourceforge icon to the bottom description

src/site/site.xml

@@ -108,6 +108,10 @@
 				TeeTime is a Pipes-And-Filters-Framework for Java.
 				It provides a simple way
 				of analysis tooling.
+				<![CDATA[
+				<br />
+				<a href="https://sourceforge.net/p/teetime/" rel="nofollow"><img alt="Download TeeTime" src="https://sourceforge.net/sflogo.php?type=10&group_id=2244303"></a>
+				]]>
 			</bottomDescription>
 			<pages>
 				<index>