match: drop support for passing '.' for root dir to visit*() methods
We said we'd drop support for it after 5.1, so it's time to clean it
up now.
Differential Revision: https://phab.mercurial-scm.org/D7249
# 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
[*.t]
indent_size = 2
indent_style = space
trim_trailing_whitespace = false