added wiki sunflower button and copyright text

cscweb.xsl

@@ -220,6 +220,7 @@ google_ad_channel = "1106187834";
    KDE Crystal theme icons are copyright
    <xsl:text disable-output-escaping="yes">&amp;copy;</xsl:text>
    2002 and following years KDE Artists.<br />
+   Sunflower image is copyright Manan Tuli and available under the <a href="http://creativecommons.org/licenses/by-sa/2.5/">Creative Commons::Attribution-ShareAlike license</a><br />
    Please direct website comments to the <a
    href="mailto:www@csclub.uwaterloo.ca">Webmaster</a>.
  </p>

menu.xml

@@ -10,4 +10,5 @@
  <menuitem title="Clubs" icon="clubs" href="/clubs/"/>
  <menuitem title="Stats" icon="stats" href="/stats/"/>
  <menuitem title="Media" icon="package_multimedia" href="/media/"/>
+ <menuitem title="Wiki" icon="sunflower" href="/wiki/"/>
 </menudefs>