adding schedule anchors

Author: escowles

_includes/presentation_timeline.html

@@ -2,7 +2,8 @@
 <div id="cd-timeline" class="cd-container">
     {% assign sorted_events = include.events | sort: "time" %}
     {% for event in sorted_events %}
-        <div class="cd-timeline-block">
+        {% assign timestamp = event.time | split: "-" | first | replace: ":", "_" %}
+        <div class="cd-timeline-block" id="_{{ timestamp }}">
             <div class="cd-timeline-img">
                 <img src="/assets/img/clockface/{{ event.timeImg }}" alt="">
             </div>