Various changes

mobile-friendly ui updates
admin user-edit bugfix
file cleanup
added searchFields
add blog search
remove unused code
add maintenance mode config

app/views/nav/adminTop.html

@@ -0,0 +1,13 @@
+<nav class="navbar navbar-expand col-12 col-lg-auto justify-content-center mx-auto">
+    <div class="container-fluid">
+        <ul class="navbar-nav">
+            {LOOP}
+                <li class="nav-item">
+                    <a href="{url}" class="nav-link px-2 text-white">
+                        {text}
+                    </a>
+                </li>
+            {/LOOP}
+        </ul>
+    </div>
+</nav>