vfs: add lexists() in current api
bundlerepo: update unlink in getremotechanges t...
patch: replace functions in fsbackend to use vfs
vfs: add unlinkpath to vfs
hg: update newly added listdir function of vfs ...
hg: use vfs functions in destination repository...
vfs: add listdir for os.listdir in vfs
hg: update util.writefile method to use write w...