Allow schedule to have up to 5 tracks in a row.

Expand "kludge" that previously supported up to 4 schedule tracks so
that 5 tracks are supported. Additional tracks need to be called "Track
5" or "Tutorial Track 5".

This should be able to be removed when
pinax/symposion#74 is fixed.

conf_site/templates/schedule/_edit_grid.html

@@ -15,7 +15,7 @@
  <td class="slot slot-{{ slot.kind.label }}" colspan="{{ slot.colspan }}" rowspan="{{ slot.rowspan }}">
  {# this is a kludge until the slot.kind model has a property #}
  {# to distinguish a presentation from a non-presentation slot #}
-  {% if slot.kind.label in "Track 4 Track 3 Track 2 Track 1 Tutorial Track 4 Tutorial Track 3 Tutorial Track 2 Tutorial Track 1" %}
+ {% if slot.kind.label in "Track 5 Track 4 Track 3 Track 2 Track 1 Tutorial Track 5 Tutorial Track 4 Tutorial Track 3 Tutorial Track 2 Tutorial Track 1 Tutorials Track 1 Tutorials Track 2" %}
  {% if not slot.content %}
  <a class="btn btn-xs edit-slot" data-action="{% url "schedule_slot_edit" schedule.section.slug slot.pk %}" href="#">+</a>
  {% else %}

conf_site/templates/schedule/_grid.html

@@ -15,7 +15,7 @@
  <td class="slot slot-{{ slot.kind.label }}" colspan="{{ slot.colspan }}" rowspan="{{ slot.rowspan }}">
  {# this is a kludge until the slot.kind model has a property #}
  {# to distinguish a presentation from a non-presentation slot #}
- {% if slot.kind.label in "Track 4 Track 3 Track 2 Track 1 Tutorial Track 4 Tutorial Track 3 Tutorial Track 2 Tutorial Track 1 Tutorials Track 1 Tutorials Track 2" %}
+ {% if slot.kind.label in "Track 5 Track 4 Track 3 Track 2 Track 1 Tutorial Track 5 Tutorial Track 4 Tutorial Track 3 Tutorial Track 2 Tutorial Track 1 Tutorials Track 1 Tutorials Track 2" %}
  {% if slot.content %}
  <span class="title">
  <a href="{% url "schedule_presentation_detail" slot.content.pk %}">{{ slot.content.title }}</a>