Merge pull request #257 from appwrite/fix-auth-index

Moved auth under guides.

Author: gewenyu99

app/views/docs/index.phtml

@@ -71,6 +71,7 @@ $cols = [
                 </div>
 
                 <ul class="margin-bottom">
+                    <li><a href="/docs/authentication">Authentication</a></li>
                     <li><a href="/docs/realtime">Realtime</a></li>
                     <li><a href="/docs/databases">Databases</a></li>
                     <li><a href="/docs/storage">Storage</a></li>
@@ -84,7 +85,6 @@ $cols = [
                 </div>
 
                 <ul class="margin-bottom">
-                    <li><a href="/docs/authentication">Authentication</a></li>
                     <li><a href="/docs/pagination">Pagination</a></li>
                     <li><a href="/docs/custom-domains">Custom Domains</a></li>
                     <li><a href="/docs/permissions">Permissions</a></li>