hgwebdir: normalize virtual paths before stripping the separator
It is not even clear that virtual paths should be normalized as normal paths at all, we could expect slash to be the natural separator.
Basic install:
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
See http://www.selenic.com/mercurial/ for detailed installation
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