Fix h1 tags

pages/en/account.html

@@ -1,3 +1,4 @@
+<h1>Account</h1>
 <p>If you have created an account on dmz.rs, you can use our XMPP and e-mail server, as well as other services that support LDAP login.<p>
 <p>For more on XMPP see <a href="https://wiki.dmz.rs/en/tutorial/conversations">this tutorial</a>. <p>
 <p>You can see settings for the <a href="https://thunderbird.org">Thundebird</a> mail client on this <a href="/img/mailsettings.png">image</a>.<p>

pages/en/webring.html

@@ -1,3 +1,4 @@
+<h1>Webring</h1>
 <ul>
   <li><a href="https://tilde.zone/explore">Tilde Zone</a></li>
 </ul>

pages/sr/account.html

@@ -1,3 +1,4 @@
+<h1>Nalog</h1>
 <p>Ako si napravio nalog na dmz.rs možeš koristiti naš XMPP i e-mail server, kao i ostale servise koji podržavaju LDAP login.<p>
 <p>Za više o XMPP-u pogledaj <a href="https://wiki.dmz.rs/en/tutorial/conversations">tutorial</a>. <p>
 <p>Podešavanja za <a href="https://thunderbird.org">Thundebird</a> mail klijent možeš pogledati na <a href="/img/mailsettings.png">slici</a>.<p>

pages/sr/webring.html

@@ -1,3 +1,4 @@
+<h1>Webring</h1>
 <ul>
   <li><a href="https://tilde.zone/explore">Tilde Zone</a></li>
 </ul>