minor osgeolive installation fix for ppa addition
minor osgeolive installation fix for ppa addition

ingenieroariel/pycsw,bukun/pycsw,bukun/pycsw,tomkralidis/pycsw,ckan-fcd/pycsw-fcd,mwengren/pycsw,kalxas/pycsw,benhowell/pycsw,rouault/pycsw,kalxas/pycsw,ocefpaf/pycsw,kevinpdavies/pycsw,geopython/pycsw,ricardogsilva/pycsw,kevinpdavies/pycsw,rouault/pycsw,geopython/pycsw,tomkralidis/pycsw,mwengren/pycsw,ricardogsilva/pycsw,benhowell/pycsw,PublicaMundi/pycsw,bukun/pycsw,ckan-fcd/pycsw-fcd,ricardogsilva/pycsw,kalxas/pycsw,ocefpaf/pycsw,ingenieroariel/pycsw,geopython/pycsw,tomkralidis/pycsw,PublicaMundi/pycsw