fine-tuning the create-capsul experience

capsulflask/templates/capsuls.html

@@ -2,6 +2,12 @@
 
 {% block title %}Capsuls{% endblock %}
 
+{% block custom_flash %}
+{% if created  %} 
+  <div class="flash green">{{ created }} successfully created!</div>
+{% endif %}
+{% endblock %}
+
 {% block content %}
 <div class="row third-margin">
   <h1>Capsuls</h1>