- reduced number of parallel ajax calls by 1, when a system becomes active. (/api/signature/getAll no longer required -> removed)

- improved UI performance with long loading "description" textarea, closed #459
- fixed a bug where system panels no longer get updated when switching between map tabs
- fixed a bug where "Intel/Structure" data not get removed from table when structure get removed

app/main/controller/api/map.php

@@ -891,6 +891,8 @@ class Map extends Controller\AccessController {
                     // data for currently selected system
                     $return->system = $system->getData();
                     $return->system->signatures = $system->getSignaturesData();
+                    $return->system->structures = $system->getStructuresData();
+
                 }
             }
         }