remove unused code
remove unused code

geopython/pycsw,bukun/pycsw,kalxas/pycsw,bukun/pycsw,tomkralidis/pycsw,tomkralidis/pycsw,bukun/pycsw,geopython/pycsw,kalxas/pycsw,kalxas/pycsw,tomkralidis/pycsw,ricardogsilva/pycsw,ricardogsilva/pycsw,geopython/pycsw,ricardogsilva/pycsw