GUI improvements found during #707

* logs only screen in core as default
* find top window, only use Qt::WA_TranslucentBackground on top level (Qt 5.6.1)
* correct presize when insert
* resize ATC when first station is added

src/blackgui/components/logcomponent.cpp

@@ -70,6 +70,11 @@ namespace BlackGui
             if (attention) { emit requestAttention(); }
         }
 
+        void CLogComponent::showDetails(bool details)
+        {
+            ui->form_StatusMessage->setVisible(details);
+        }
+
         void CLogComponent::appendStatusMessageToConsole(const CStatusMessage &statusMessage)
         {
             if (statusMessage.isEmpty()) return;