Adds nag_unpaid template and credit_note template (#79)

pinaxcon/templates/registrasion/credit_note.html

@@ -9,6 +9,7 @@
   <ul>
     <li><strong>Number:</strong> {{ credit_note.id }}
     <li><strong>Attention:</strong> {{ credit_note.invoice.recipient }}</li>
+    <li><strong>User:</strong> {{ credit_note.invoice.user.email }} ({{ credit_note.invoice.user.id}})</li>
     <li><strong>Value:</strong> {{ credit_note.value }}</li>
     <li><strong>Status:</strong> {{ credit_note.status }}</li>
   </ul>
@@ -22,6 +23,8 @@
     <h3>Apply to invoice</h3>
     <p>You can apply this credit note to an unpaid invoice.</p>
 
+    <p><strong>This credit note belongs to:</strong> {{ credit_note.invoice.user.email }} ({{ credit_note.invoice.user.id}}). You can apply this credit note to any user's invoice.</p>
+
       {{ apply_form|bootstrap }}
       <div class="form-actions">
           <input class="btn btn-primary" type="submit" value="Apply to invoice" />

pinaxcon/templates/registrasion/nag_unpaid.html

@@ -0,0 +1,16 @@
+{% extends "site_base.html" %}
+{% load bootstrap %}
+{% load registrasion_tags %}
+
+{% block body %}
+
+<h2>Send reminder e-mails</h2>
+
+<form method="POST">
+  {% csrf_token %}
+  {{ form | bootstrap}}
+  <br/>
+  <input type="submit">
+</form>
+
+{% endblock %}