Bug 1217878 - Bump version of mozdownload to 1.19 to allow downloads of most recent builds. r=maja_zf
Bug 1217878 - Bump version of mozdownload to 1.19 to allow downloads of most recent builds. r=maja_zf

gbrmachado/firefox-ui-tests,utvar/firefox-ui-tests,Motwani/firefox-ui-tests,Motwani/firefox-ui-tests,gbrmachado/firefox-ui-tests,utvar/firefox-ui-tests