mq: fix regression in 6fd953d5faea It caused qrefresh; qrefresh -X addedfile to leave the file as normal in dirstate. It should be marked added on the second pass.

#!/bin/sh

hg init
python -c 'print "confuse str.splitlines\nembedded\rnewline"' > a
hg ci -Ama -d '1 0'
echo clean diff >> a
hg ci -mb -d '2 0'
hg diff -r0 -r1