use day0 for workshops

Author: kaitlinnewson

_includes/schedule_nav.html

@@ -2,7 +2,7 @@
   <div class="col-md-6 offset-md-4">
     <nav aria-label="Page navigation">
       <ul class="pagination">
-        <li {% if include.param == "day5" %} class="active page-item" {% endif %}><a href="/workshops" class="page-link">Pre-Conference</a></li>
+        <li {% if include.param == "day0" %} class="active page-item" {% endif %}><a href="/workshops" class="page-link">Pre-Conference</a></li>
         <li {% if include.param == "day1" %} class="active page-item" {% endif %}><a href="/schedule/day-1" class="page-link">Day 1</a></li>
         <li {% if include.param == "day2" %} class="active page-item" {% endif %}><a href="/schedule/day-2" class="page-link">Day 2</a></li>
         <li {% if include.param == "day3" %} class="active page-item" {% endif %}><a href="/schedule/day-3" class="page-link">Day 3</a></li>

workshops/index.html

@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Pre-Conference Workshops
-day: day5
+day: day0
 ---
 
 <div class="container">