20266e4a2f
Flask's send_file uses mimetypes.guess_type() which needs the file extension at the end of the path. Previously files were named acme.sh-3.1.3 and htm.js-3.1.1 — now acme-3.1.3.sh and htm-3.1.1.js. Also: update-vendor.sh now owns ACME_HOME installation, removing duplicate logic from install.sh.