narrow: move manifestlog overrides to core
With this and the previous patch, I couldn't measure any significant
difference from `hg files -r .` in a FireFox repo with 65k files. I
tried with both a flat-manifest and a tree-manifest version of
it. Neither had the narrow extension enabled.
Differential Revision: https://phab.mercurial-scm.org/D3046
FROM debian:__CODENAME__
RUN apt-get update && apt-get install -y \
build-essential \
debhelper \
devscripts \
dh-python \
less \
python \
python-all-dev \
python-docutils \
unzip \
zip