add nextcloud option

templates/clientarea.tpl

@@ -226,7 +226,12 @@
                             </a>
                           </td>
                         </tr>
-                        <tr><td colspan=2 ></td></tr>
+                        <tr><td colspan=2>
+                        <a title="Microsoft Corperation, Public domain, via Wikimedia Commons" href="https://commons.wikimedia.org/wiki/File:Outlook_hi-res_icon_(2019).svg"><img width="64" alt="Outlook hi-res icon (2019)" src="https://upload.wikimedia.org/wikipedia/commons/thumb/b/b1/Outlook_hi-res_icon_%282019%29.svg/64px-Outlook_hi-res_icon_%282019%29.svg.png"></a>
+                        <a title="The Mozilla Foundation, MPL 2 &lt;https://www.mozilla.org/en-US/MPL/2.0/&gt;, via Wikimedia Commons" href="https://commons.wikimedia.org/wiki/File:Mozilla_Thunderbird_logo.png"><img width="64" alt="Mozilla Thunderbird logo" src="https://upload.wikimedia.org/wikipedia/commons/f/f7/Mozilla_Thunderbird_logo.png"></a>
+                        <a title="Apple Inc., Public domain, via Wikimedia Commons" href="https://commons.wikimedia.org/wiki/File:Mail_(iOS).svg"><img width="64" alt="Mail (iOS)" src="https://upload.wikimedia.org/wikipedia/commons/thumb/4/4e/Mail_%28iOS%29.svg/64px-Mail_%28iOS%29.svg.png"></a>
+                        <a title="Juancameneses11, Google, INC., Public domain, via Wikimedia Commons" href="https://commons.wikimedia.org/wiki/File:Logo_Gmail_(2015-2020).svg"><img width="64" alt="Logo Gmail (2015-2020)" src="https://upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Logo_Gmail_%282015-2020%29.svg/64px-Logo_Gmail_%282015-2020%29.svg.png"></a>
+                        </td></tr>
                         <tr>
                           <td colspan=2 align='left'>
                             <hr>