Fix copyright year to 2019

plugins/UM3NetworkPrinting/resources/qml/MonitorBuildplateConfiguration.qml

@@ -1,4 +1,4 @@
-// Copyright (c) 2018 Ultimaker B.V.
+// Copyright (c) 2019 Ultimaker B.V.
 // Cura is released under the terms of the LGPLv3 or higher.
 
 import QtQuick 2.2
@@ -35,7 +35,7 @@ Item
         {
             height: parent.height
             width: 32 * screenScaleFactor // Ensure the icon is centered under the extruder icon (same width)
-            
+
             Rectangle
             {
                 anchors.centerIn: parent
@@ -56,7 +56,7 @@ Item
                 visible: buildplate
             }
         }
-        
+
         Label
         {
             id: buildplateLabel
@@ -72,4 +72,4 @@ Item
             renderType: Text.NativeRendering
         }
     }
-}
+}