schedule table join filter for time

src/templates/components/schedule-table.html

@@ -46,8 +46,8 @@
             <td ng-repeat="day in group.days track by $index" ng-class="{current: $ctrl.isToday($index)}">
                 <p class="lesson"><a href="">{{day.lesson}}</a></p>
                 <p class="teacher"><a href="">{{day.teacher}}</a></p>
-                <p class="time">{{day.time[0]}}</p>
-                <p class="time">{{day.time[1]}}</p>
+                <p class="time">{{day.time[0] | join: '—'}}</p>
+                <p class="time">{{day.time[1] | join: '—'}}</p>
             </td>
         </tr>
         </tbody>