Update the recommended libogg to the latest release.

git-svn-id: https://svn.xiph.org/websites/theora.org@18058 0101bb08-14d6-0310-b084-bc0e0c8e3800

downloads/index.shtml.en

@@ -21,7 +21,7 @@
 
       <p>The libtheora implementation depends on the following libraries...</p>
     <ul>
-      <li><a href="http://downloads.xiph.org/releases/ogg/libogg-1.1.4.tar.gz">libogg-1.1.4</a></li>
+      <li><a href="http://downloads.xiph.org/releases/ogg/libogg-1.3.0.tar.gz">libogg-1.1.4</a></li>
       <li><a href="http://downloads.xiph.org/releases/vorbis/libvorbis-1.2.3.tar.gz">libvorbis-1.2.3</a></li>
       <li><a href="http://www.libsdl.org/">libSDL 1.2</a> or later for the playback example</li>
     </ul>