old_contents: from data_collection.management.commands import BaseXpressWebLookupCsvImporter
  
  class Command(BaseXpressWebLookupCsvImporter):
      council_id      = 'E07000117'
      # note: extension is TSV, but file is actually comma seperated
      addresses_name  = 'BurnleyPropertyPostCodePollingStationWebLookup-2017-03-10.TSV'
      stations_name   = 'BurnleyPropertyPostCodePollingStationWebLookup-2017-03-10.TSV'
      elections       = [
          'local.lancashire.2017-05-04',
          #'parl.2017-06-08'
      ]
  
new_contents: from data_collection.management.commands import BaseXpressDCCsvInconsistentPostcodesImporter
  
  class Command(BaseXpressDCCsvInconsistentPostcodesImporter):
      council_id      = 'E07000117'
      addresses_name  = 'parl.2017-06-08/Version 3/Burnley-Democracy_Club__08June2017resend.CSV'
      stations_name   = 'parl.2017-06-08/Version 3/Burnley-Democracy_Club__08June2017resend.CSV'
      elections       = ['parl.2017-06-08']
  
subject: update Burnley import script (closes #886)