Polish planner icons and mobile theme controls

nouri/templates/planner/day.html

@@ -84,7 +84,7 @@
         >
             <summary class="day-tile-summary">
                 <div class="day-tile-summary-main">
-                    <div class="day-tile-icon"><span class="ui-icon icon-calendar"></span></div>
+                    <div class="day-tile-icon"><span class="ui-icon {{ daypart_icon_class(section.daypart.slug) }}"></span></div>
                     <div>
                         <h2>{{ section.daypart.name }}</h2>
                         {% if section.summary_items %}