code: def jiggle_text_file(self):  # type: () -> int
          
          changed = 0
  
          files_to_update = []
          for version_txt in self.file_inventory.text_files:
              if os.path.isfile(version_txt):
                  files_to_update.append(version_txt)
  
          if not files_to_update and self.create_configs:
              files_to_update = self.file_inventory.default_text_file
  
          for version_txt in files_to_update:
              if os.path.isfile(version_txt):
                  with io.open(version_txt, "w", encoding="utf-8") as outfile:
                      if self.version is None or self.version == "":
                          raise JiggleVersionException("Can't write version")
                      outfile.writelines([unicode(self.version_to_write())])
                      outfile.close()
                      changed += 1
          return changed
docs: Update ver strings in a non-python, ordinary text file in root of package (next to setup.py).
          :return: