Add quick-edit font-awesome button on user profile

- Available to admins and the user themselves

templates/pages/user.html

@@ -3,6 +3,9 @@
 {% block content %}
     <div class="profile-title">
         <span class="profile-username">{{ user.name }}</span>
+        {% if current_user.is_admin or current_user.id == user.id %}
+            <a href="{{ url_for('main.edit_user', username=current_user.username) }}"><i class="fas fa-pencil-alt fa-sm" style="padding-bottom: 3px; padding-left: 0.5em;"></i></a>
+        {% endif %}
         {% with seen_text = user.get_last_seen() %}
             {% if seen_text == 'Online now!' %}
                 <span class="profile-timestamp online">{{ seen_text }}</span>