mdiff: add a hunkinrange helper function
This factors out hunk filtering logic by line range that is similar in
mdiff.blocksinrange() and hgweb.webutil.diffs().
# 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