Add skeleton for "Stock History" widget

lib/widget/stock_item_history.dart

@@ -0,0 +1,44 @@
+
+
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+
+import 'package:inventree/widget/refreshable_state.dart';
+import 'package:inventree/l10.dart';
+import 'package:inventree/inventree/stock.dart';
+
+class StockItemHistoryWidget extends StatefulWidget {
+
+  const StockItemHistoryWidget(this.item, {Key? key}) : super(key: key);
+
+  final InvenTreeStockItem item;
+
+  @override
+  _StockItemHistoryDisplayState createState() => _StockItemHistoryDisplayState(item);
+}
+
+
+class _StockItemHistoryDisplayState extends RefreshableState<StockItemHistoryWidget> {
+
+  _StockItemHistoryDisplayState(this.item);
+
+  final InvenTreeStockItem item;
+
+  @override
+  String getAppBarTitle(BuildContext context) => L10().stockItemHistory;
+
+  @override
+  Future<void> request(BuildContext refresh) async {
+    // TODO
+  }
+
+  @override
+  Widget getBody(BuildContext context) {
+    return ListView(
+      children: ListTile.divideTiles(
+        context: context,
+        tiles: [],
+      ).toList()
+    );
+  }
+}