v6.8.8: added a section to support the project

docs/cryptography/index.html

@@ -153,7 +153,7 @@
         </thead>
         <tbody><tr>
         <td>Release</td>
-        <td>v6.8.6</td>
+        <td>v6.8.8</td>
         </tr>
         <tr>
         <td>Protocol version</td>
@@ -486,7 +486,7 @@
         shared across every leg, and stopped when the call, the group or the tab ends;
         no leg may stop a capture it borrowed.</p>
         <h2 id="scope">Scope</h2>
-        <p>This describes the browser implementation as it stands in v6.8.6. It is not a
+        <p>This describes the browser implementation as it stands in v6.8.8. It is not a
         substitute for independent cryptographic review.</p>
 
         <nav class="more">