test-hybridencode: extensions are replicated on hashed paths unfortunately, this is done unbounded, so the length of the hashed path is not really limited

Merge with crew-stable

test-hybridencode: dropping dir eight in hashed path due to dot or space at end

hgweb: respond 403 forbidden for ssl required error It's preferable to report "ssl required" as an error, so that the client can detect error and exit with 255. Currently hg exits with 1, which is "nothing to push."