subrepo: make update -C clean the working directory for svn subrepos
This makes 'hg update --clean' behave the same way for both kinds of
subrepositories. Before Subversion subrepos did not take the clean
parameter into account, but just updated to the given revision and
merged uncommitted changes into that.
test --time
$ hg --time help -q help 2>&1 | grep Time > /dev/null
$ hg init a
$ cd a
test --profile
$ if "$TESTDIR/hghave" -q lsprof; then
> hg --profile st 2>../out || echo --profile failed
> grep CallCount < ../out > /dev/null || echo wrong --profile
>
> hg --profile --config profiling.output=../out st 2>&1 \
> || echo --profile + output to file failed
> grep CallCount < ../out > /dev/null \
> || echo wrong --profile output when saving to a file
>
> hg --profile --config profiling.format=text st 2>&1 \
> | grep CallCount > /dev/null || echo --profile format=text failed
>
> echo "[profiling]" >> $HGRCPATH
> echo "format=kcachegrind" >> $HGRCPATH
>
> hg --profile st 2>../out || echo --profile format=kcachegrind failed
> grep 'events: Ticks' < ../out > /dev/null || echo --profile output is wrong
>
> hg --profile --config profiling.output=../out st 2>&1 \
> || echo --profile format=kcachegrind + output to file failed
> grep 'events: Ticks' < ../out > /dev/null \
> || echo --profile output is wrong
> fi