serve: respect settings from .hg/hgrc create_server was looking only at the root ui object, ignoring any settings from .hg/hgrc. To keep respecting command-line arguments, commands.serve must also call repo.ui.setconfig.

#!/bin/sh

mkdir a
cd a
hg init
echo foo > b
hg add b
hg ci -m "b" -d "1000000 0"

chmod -w .hg/store

cd ..

hg clone a b

chmod +w a/.hg/store # let test clean up

cd b
hg verify