tests/test-pull-permission

Improved ui.edit():
- Use descriptive name for temporary file: hg-editor-*.txt
- Don't import tempfile in the method, but use demandload()
- Remove tempfile file even if editor aborts.

#!/bin/sh

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

chmod -w .hg

cd ..

hg clone a b

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

cd b
hg verify