dicthelpers: inline diff and join code
mpm suggested this change since it improves performance slightly.
Benchmarking hg perfcalculate -r .
Before:
! wall 0.141173 comb 0.140000 user 0.140000 sys 0.000000 (best of 66)
After:
! wall 0.138619 comb 0.140000 user 0.140000 sys 0.000000 (best of 69)
perf: add perfdirs command
This measures the cost of computing the dirstate's dirs structure,
which becomes very expensive in a large working directory.
zsh_completion: fix trailing carriage return spoiling tag completion
This was giving the following error:
% hg up 2.5-r<Tab>
(eval):1: bad substitution
% hg up 2.5-r
i18n-ja: synchronized with
61c8327ced50