Move to sources Core BulkChange

sources/Core/BulkChange/bulkchange/CellStatus_Modify.php

@@ -0,0 +1,23 @@
+<?php
+
+class CellStatus_Modify extends CellChangeSpec
+{
+    protected $m_previousValue;
+
+    public function __construct($proposedValue, $previousValue = null)
+    {
+        // Unused (could be costly to know -see the case of reconciliation on ext keys)
+        //$this->m_previousValue = $previousValue;
+        parent::__construct($proposedValue);
+    }
+
+    public function GetDescription()
+    {
+        return Dict::S('UI:CSVReport-Value-Modified');
+    }
+
+    //public function GetPreviousValue()
+    //{
+    //	return $this->m_previousValue;
+    //}
+}