hgweb: fill in content-type and content-length as native strings
This lets me actually get a capabilities response from hgweb over
http.
Differential Revision: https://phab.mercurial-scm.org/D1087
# 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