added project detail report (#2651)

- avatars via css only
- random colors for entities
- improves print view
- added colors for teams
- added color to tag

templates/reporting/report_user_list.html.twig

@@ -33,7 +33,7 @@
                     {% set usersTotalDuration = 0 %}
                     <tr class="user">
                         <td class="text-nowrap">
-                            <strong>{{ widgets.username(userDay.user) }}</strong>
+                            {{ widgets.label_dot(userDay.user.displayName, userDay.user.color) }}
                         </td>
                         {% for day in userDay.days %}
                             {% if day.totalDuration > 0 %}