merge: update dirstate correctly for non-branchmerge updates - we don't actually need the context in recordupdates - use -1 for filesize to force check on normal update - only record copy for branchmerges - forget moved files on update

#!/bin/sh

hg init a
echo a > a/a
hg --cwd a ci -A -m a
hg clone a b
echo b > b/b
hg --cwd b ci -A -m b
chmod 100 a/.hg
hg --cwd b push ../a
chmod 700 a/.hg