lfs: make the exception messages consistent
I don't love that it repeats 'HTTP Error' in an already long message, but I
doubt that we should assume that it will always say that on the original
exception message.
# 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