Update to 2.5.2:
bundle: treat branches created newly on the local correctly (issue3828)
largefiles: avoid rechecking hashes when avoidable
largefiles: don't let update leave wrong largefiles in wd if fetch fails
largefiles: fix off-by-one error on pull --all-largefiles
largefiles: fix download of largefiles from an empty list of changesets
largefiles: missing largefiles should not be committed as removed
mergetools: vimdiff issue a warning explaining how to abort
outgoing: fix possible filtering crash in outgoing (issue3814)
rebase: fix potential infinite loop in complex rename situation (issue3843)
Updated devel/mercurial to 2.5.2