Resolve "Rethink mobile tables"

Closes #505 (closed)

aleksis/core/static/public/style.scss

@@ -422,6 +422,10 @@ span.badge .material-icons {
 
 /* Table*/
 
+.table-container {
+  overflow-x: auto;
+}
+
 table.striped > tbody > tr:nth-child(odd), table tr.striped, table tbody.striped tr {
   background-color: rgba(208, 208, 208, 0.5);
 }