unionrepo: don't insert index tuples with None as int field
None is not a valid size. Use -1 as placeholder instead. This will be
necessary when the index starts enforcing type correctness.
Differential Revision: https://phab.mercurial-scm.org/D9161
@echo off
powershell -NoProfile -ExecutionPolicy unrestricted -Command "& '%~dp0\editmergeps.ps1' %*"