Revert "DOC: More friendly welcome message."

This reverts commit abc1e6ea.

src/core/xsl/welcome.xsl

@@ -27,12 +27,7 @@
     <div class="jumbotron caosdb-f-welcome-panel">
       <h1>Welcome</h1>
       <p>This is CaosDB.</p>
-      <p>For an introduction to CaosDB, please click on "Start a Tour" above.</p>
-      <!-- <p>This is the default welcome message. If you are an administrator
-           you can override it. Just copy <code>src/core/xsl/welcome.xsl</code>
-           to <code>src/ext/xsl/welcome.xsl</code> and change this content. Then
-           run <code>make</code> again in CaosdDB's web interface's root
-           directory.</p> -->
+              <p>This is the default welcome message. If you are an administrator you can override it. Just copy <code>src/core/xsl/welcome.xsl</code> to <code>src/ext/xsl/welcome.xsl</code> and change this content. Then run <code>make</code> again in CaosdDB's web interface's root directory.</p>
     </div>
   </xsl:template>
 </xsl:stylesheet>