Move all the menus to individual QML files to make it easier to reuse them

Contributes to CURA-342

resources/qml/Menus/MaterialMenu.qml

@@ -0,0 +1,57 @@
+// Copyright (c) 2016 Ultimaker B.V.
+// Cura is released under the terms of the AGPLv3 or higher.
+
+import QtQuick 2.2
+import QtQuick.Controls 1.1
+
+import UM 1.2 as UM
+import Cura 1.0 as Cura
+
+Menu
+{
+    id: menu
+    title: "Material"
+
+    Instantiator
+    {
+        model: UM.InstanceContainersModel
+        {
+            filter:
+            {
+                var result = { "type": "material" }
+                if(Cura.MachineManager.filterMaterialsByMachine)
+                {
+                    result.definition = Cura.MachineManager.activeDefinitionId
+                    if(Cura.MachineManager.hasVariants)
+                    {
+                        result.variant = Cura.MachineManager.activeVariantId
+                    }
+                }
+                else
+                {
+                    result.definition = "fdmprinter"
+                }
+                return result
+            }
+        }
+        MenuItem
+        {
+            text: model.name;
+            checkable: true;
+            checked: model.id == Cura.MachineManager.activeMaterialId;
+            exclusiveGroup: group;
+            onTriggered:
+            {
+                Cura.MachineManager.setActiveMaterial(model.id);
+            }
+        }
+        onObjectAdded: menu.insertItem(index, object)
+        onObjectRemoved: menu.removeItem(object)
+    }
+
+    ExclusiveGroup { id: group }
+
+    MenuSeparator { }
+
+    MenuItem { action: Cura.Actions.manageMaterials }
+}