Add a component for picking the time to send a job

Users need to pick a time in the next 24hrs, or send a file immediately.

Rationale for this is a bit lost in time-before-holiday, but generally:

‘Now’ and ‘later’ as the inital choices makes it really clear what
this feature is about conceptually.

The choice of times is absolute, eg ‘1pm’ not ‘in 3 hours’

app/templates/components/radios.html

@@ -23,6 +23,40 @@
 {% endmacro %}
 
 
+{% macro radio_select(
+ field,
+ hint=None,
+ wrapping_class='form-group'
+) %}
+ <div class="{{ wrapping_class }} {% if field.errors %} error{% endif %}">
+   <fieldset>
+     <legend class="form-label">
+       {{ field.label }}
+       {% if field.errors %}
+         <span class="error-message">
+           {{ field.errors[0] }}
+         </span>
+       {% endif %}
+     </legend>
+     <div class="radio-select" data-module="radio-select">
+       <div class="radio-select-column">
+       {% for option in field %}
+         <label class="block-label" for="{{ option.id }}">
+           {{ option }}
+           {{ option.label.text }}
+         </label>
+         {% if loop.first %}
+       </div>
+       <div class="radio-select-column">
+         {% endif %}
+       {% endfor %}
+       </div>
+     </div>
+   </fieldset>
+ </div>
+{% endmacro %}
+
+
 {% macro branding_radios(
   field,
   hint=None,