.arcconfig

shelve: use more accurate description in conflict marker

We use "shelve" and "working-copy" instead of "source" and "dest". This is a net
win.

Differential Revision: https://phab.mercurial-scm.org/D3694

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}