message: Add noFileChosen loc string
diff: @@ -42,6 +42,7 @@ export var englishStrings = {
  "Your file is uploading. Please wait several seconds and try again.",
  loadingFile: "Loading...",
  chooseFile: "Choose file(s)...",
  + noFileChosen: "No file chosen",
  confirmDelete: "Do you want to delete the record?",
  keyDuplicationError: "This value should be unique.",
  addColumn: "Add column",
  