graft: improve --continue abort message
before, if you ran hg graft --user ... --date ... --log ... revs,
and if it failed, it would suggest "hg graft --continue",
but if you did that, your --user / --date / --log options
were lost, because they were not persisted anywhere...
[paths]
/ = /var/hg/repos/*
[web]
allow_push = *
push_ssl = False