Perfarce extension patch: implement config option lowerpaths

[timeless]

On Fri, Jan 29, 2010 at 11:08 PM, r.ghetta <birrachiara at tin.it> wrote:
> With --config perfarce.lowerpaths=True perfarce forces all path names
> (file names are unchanged) to lower case, avoiding this problem.

I'm not particularly fond of "lowerpaths" as a token.
> +           is True then the import forces all paths as lowercase,

probably 'in lowercase'

> +           This setting is a workaround for importing Perforce depots

for importing => to handle

> +           containing a path spelled differently from file to file
> +           (e.g. path/foo and PAth/bar).

> +        ui.status(_("Converting pathnames to lower case.\n"))

I think "lowercase"

Note that these are merely helpful suggestions. However as one of them
affects the name of a setting, it's probably best to get it right from
day 1.