convert: add a config knob for not saving the bzr revision
Now that the timestamp is fixed, the log of the Mercurial repo is still
unstable with --debug, because the bzr commit ID keeps changing. Both hg and
git implement `convert.*.saverev`, so do the same here.
# 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