Added markup to show checkboxes help text

bootstrapform/templates/bootstrapform/form.html

@@ -15,6 +15,9 @@
                         <label>
                             {{ field }} <span>{{ field.label }}</span>
                         </label>
+                        <span class="help-block">
+                            {{ field.help_text }}
+                        </span>
                         {% for error in field.errors %}
                             <span class="help-inline">{{ error }}</span>
                         {% endfor %}