clone-bundles: check we generate a valid specification
The short bundle-spec are ambiguous and should be expanded to a full one before
clone bundle can use it. We fix the issue and add a test actually using the
generated manifest for a clone bundle operation.
# See http://EditorConfig.org for the specification
root = true
[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true
end_of_line = lf
[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true
end_of_line = lf
[*.t]
indent_size = 2
indent_style = space
trim_trailing_whitespace = false
end_of_line = lf