prompt: kill matchflags Python already lets one to embed RE flags directly in a regex, which is a much nicer way to do things: (?iLmsux) (One or more letters from the set "i", "L", "m", "s", "u", "x".) ... matchflags was introduced in 67afecb8d6cc, and the record extension is the only user. I've killed matchflag, and adjusted record code appropriately.

test-convert-cvs: force cvs -f options to avoid cvsrc There are some reference to a CVS_OPTIONS environment variable doing that but it does not work on my system (cvs 1.11.20, macosx).

Patchbomb: Prompt password when using SMTP/TLS and no password in .hgrc. If .hgrc specifies SMTP/TLS and a username without specifying a password, prompt for a password.