Update devpi-web to 4.2.0#74

pyup-bot wants to merge 1 commit intomasterluzfcb/docker-devpi-nginx:masterfrom

pyup-update-devpi-web-4.0.6-to-4.2.0luzfcb/docker-devpi-nginx:pyup-update-devpi-web-4.0.6-to-4.2.0Copy head branch name to clipboard