Removed a nowrap to prevent overflow

As you can see on this node's information a long contact information can cause an ugly overflow.
http://map.freifunk-essen.net/meshviewer/#!n:c46e1f2d5a28
Removing the nowrap resolves this issue and does not seem to have any side effect.

scss/main.scss

@@ -290,7 +290,6 @@ table {
 
 .sidebar td:not(:first-child), .sidebar th:not(:first-child) {
   text-align: right;
-  white-space: nowrap;
 }
 
 .sidebar a {