pycompat: change users of pycompat.{stdin,stdout,stderr} to use procutil.std*
On Python 3, pycompat.{stdin,stdout,stderr} are usually block-buffered even if
connected to a TTY. procutil.{stdin,stdout,stderr} provide consistent behavior
across platforms and Python versions.
{
"conduit_uri": "https://phab.mercurial-scm.org/api",
"phabricator.uri": "https://phab.mercurial-scm.org/",
"repository.callsign": "HG",
"arc.land.onto.default": "@",
"base": "hg:.^"
}