.editorconfig

subrepo: use repo['.'] instead of repo['']

The "state" value (a revision) passed to abstractsubrepo.phase() can
be '' to represent the currently checked out revisions. Let's convert
that to the more common '.'.

I think this is the last of use of repo['.'] in core.

Differential Revision: https://phab.mercurial-scm.org/D3019

# See http://EditorConfig.org for the specification

root = true

[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true

[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true