autotopia: Add baseurl to public key download link

xsl/autotopia/xhtml5.xsl

@@ -82,7 +82,7 @@
                   email: <a href="mailto:autotopia@c3d2.de">autotopia@c3d2.de</a>
                 </p>
                 <p>
-                  pgp: <a href="autotopia@c3d2.de.asc">
+                  pgp: <a href="{$baseurl}autotopia@c3d2.de.asc">
                   <span lang="en">public key</span>
                   <span lang="de-DE">öffentlicher Schlüssel</span>
                 </a>
@@ -185,7 +185,6 @@
         <xsl:value-of select="format-number(date:hour-in-day(start), '00')"/>
         <xsl:text>:</xsl:text>
         <xsl:value-of select="format-number(date:minute-in-hour(start), '00')"/>
-        <xsl:text></xsl:text>
       </td>
       <td>
         <xsl:value-of select="venue"/>
@@ -198,7 +197,8 @@
             </span>
           </xsl:for-each>
         </a>
-        by
+        <span lang="en"> by </span>
+        <span lang="de-DE"> von </span>
         <xsl:value-of select="speaker"/>
       </td>
     </tr>