tests/test-mq-qsave.t

hgweb: remove handling of any else than strings from request.write

Iterators should be returned WSGI style, not written. And apparently all of
hgweb do that.

  $ echo "[extensions]" >> $HGRCPATH
  $ echo "mq=" >> $HGRCPATH

  $ hg init

  $ echo 'base' > base
  $ hg ci -Ambase
  adding base

  $ hg qnew -mmqbase mqbase

  $ hg qsave
  $ hg qrestore 2
  restoring status: hg patches saved state