Improve user controllers and views

app/Template/user_view/profile.php

@@ -0,0 +1,9 @@
+<section id="main">
+    <br>
+    <?= $this->avatar->render($user['id'], $user['username'], $user['name'], $user['email'], $user['avatar_path']) ?>
+    <ul class="listing">
+        <li><?= t('Username:') ?> <strong><?= $this->text->e($user['username']) ?></strong></li>
+        <li><?= t('Name:') ?> <strong><?= $this->text->e($user['name']) ?: t('None') ?></strong></li>
+        <li><?= t('Email:') ?> <strong><?= $this->text->e($user['email']) ?: t('None') ?></strong></li>
+    </ul>
+</section>