Change domain view last seen to show last time an echomail came from that system

resources/views/domain/view.blade.php

@@ -126,7 +126,7 @@
 									<th>Sysop</th>
 									<th>Location</th>
 									<th>Address</th>
-									<th>Last Seen</th>
+									<th>Last Echomail</th>
 								</tr>
 								</thead>
 
@@ -138,7 +138,7 @@
 											<td>{{ $ao->system->sysop }}</td>
 											<td>{{ $ao->system->location }}</td>
 											<td>{{ $ao->ftn4d }}</td>
-											<td>{{ $ao->system->last_session ? $ao->system->last_session->format('Y-m-d H:i') : '-' }}</td>
+											<td>{{ $ao->echomail_from->count() ? $ao->echomail_from->first()->datetime->format('Y-m-d H:i') : '-' }}</td>
 										</tr>
 									@endforeach
 								@endforeach