fix some invalid html

nsupdate/main/templates/main/about.html

@@ -28,6 +28,7 @@
 <h1>Fair use</h1>
     <p>
         The only thing we expect from you is fair use of this service:
+    </p>
     <ul>
         <li>Don't abuse the service in any way.</li>
         <li>Don't update your hosts too often.</li>
@@ -36,7 +37,6 @@
         <li>Don't use the service for any illegal or otherwise questionable purpose.</li>
         <li>Don't spam us via e-mail.</li>
     </ul>
-    </p>
     <p>
         We reserve the right to remove any account or hostname(s) that are
         related to unfair use of the service - at any time and without prior notice.

nsupdate/main/templates/main/includes/tabbed_router_configuration.html

@@ -77,7 +77,7 @@
         </div>
         <h5>Enter the following data</h5>
         <table class="table">
-            <thead><th>Setting</th><th>Value</th></thead>
+            <thead><tr><th>Setting</th><th>Value</th></tr></thead>
             <tr><td>Dynamic DNS provider</td><td>Custom</td></tr>
             <tr><td>Update-URL</td><td>http://nsupdate.info/nic/update</td></tr>
             <tr><td>Domain Name</td><td>{{ host.get_fqdn|default:"&lt;your hostname&gt;" }}</td></tr>

nsupdate/main/templates/main/overview.html

@@ -57,11 +57,12 @@
                 <h3>Your current IPs</h3>
                 <p><b>Your IPv4:</b> <span class="ipv4addr">{{ request.session.ipv4 }}</span></p>
                 <p><b>Your IPv6:</b> <span class="ipv6addr">{{ request.session.ipv6 }}</span></p>
-                <p>Note: We try to get your IP addresses through a trick, by hosting two fake images:
+                <p>Note: We try to get your IP addresses through a trick, by hosting two fake images:</p>
                 <ol>
                     <li>on a IPv4-only server</li>
                     <li>on a IPv6-only server</li>
                 </ol>
+                <p>
                 That way we can detect your IPs when your browser tries to load the images and
                 associate them with your session.
                 If we detected an IP address, we will update this information accordingly.