Release 2.31 (#5372)

* simplify translation
* bump version
* deprecate translations
* pass date-range as argument to export and timesheet filter URL from monthly overview report
* added class for use in responsive screens
* show technical role name
* simplify multi-update title
* more statistic models
* bump composer packages

assets/sass/content.scss

@@ -52,6 +52,13 @@ table.dataTable thead > tr > th.hw-min {
     width: 1%;
     white-space: normal;
 }
+@include media-breakpoint-up(sm) {
+    th.w-sm-min,
+    td.w-sm-min {
+        width: 1%;
+        white-space: nowrap;
+    }
+}
 /* If a table column contains ONLY avatar <img> it will collapse, so make it a defined width */
 .w-avatar {
     width: 40px;