Update 'formswq' example to use Bootstrap 3. Add missing 'pillow' requirement.

examples/forms/app.py

@@ -157,7 +157,7 @@ def index():
     return '<a href="/admin/">Click me to get to Admin!</a>'
 
 # Create admin
-admin = Admin(app, 'Example: Forms')
+admin = Admin(app, 'Example: Forms', template_mode='bootstrap3')
 
 # Add views
 admin.add_view(FileView(File, db.session))

examples/forms/requirements.txt

 Flask
 Flask-Admin
 Flask-SQLAlchemy
+pillow
\ No newline at end of file

examples/forms/templates/admin/index.html

 {% extends 'admin/master.html' %}
 {% block body %}
 {{ super() }}
-<div class="row-fluid">
+<div class="container">
+    <div class="row">
+        <div class="col-sm-10 col-sm-offset-1">
             <h1>Flask-Admin example</h1>
             <p class="lead">
                 Custom forms
@@ -12,6 +14,8 @@
             <p>
                 It also demonstrates general file handling as well as the handling of image files specifically.
             </p>
-    <a class="btn btn-primary" href="/"><i class="icon-arrow-left icon-white"></i> Back</a>
+            <a class="btn btn-primary" href="/"><i class="glyphicon glyphicon-chevron-left"></i> Back</a>
+        </div>
+    </div>
 </div>
 {% endblock body %}
\ No newline at end of file