docs: def read(self):
          """
          (Re)read the configuration.
  
          Beware that the current work directory may affect this operation:
          If there is a 'paperwork.conf' in the current directory, it will be
          read instead of '~/.paperwork.conf', see __init__())
          """
          logger.info("Reloading %s ..." % self.__configfile)
  
          # smash the previous config
          self._configparser = configparser.SafeConfigParser()
          self._configparser.read([self.__configfile])
  
          sections = set()
          for setting in self.settings.values():
              sections.add(setting.section)
          for section in sections:
              # make sure that all the sections exist
              if not self._configparser.has_section(section):
                  self._configparser.add_section(section)
  
          for setting in self.settings.values():
              setting.load(self._configparser)