templatefilters: add short format for age formatting Implements a short output format for ages e.g. "1 second ago" is abbrevated as "1s ago".

hgweb: remove unused argument of changelist function in changelog This doesn't change the behavior as the argument isn't used anyway, and it's a preparation to the next patches,

context: move evolution functions from changectx to basectx This is just a code move and corrects an overlook from my previous patch series that assumed only a changectx would want this functionality.

context: use correct spelling of committable

check-code: check C patterns against .h files

check-code: make casting style check more precise

log: make file log slow path usable on large repos Running "hg log <pattern or directory>" on large repos took a very, very long time because it first read ctx.files() for every commit before even starting to process the results. This change makes the ctx.files() check lazy, which makes the command start producing results immediately.

plan9: update util.py for cpython 2.7 build

parse_manifest: rewrite to use memchr memchr is usually smarter than a simple for loop. With gcc 4.4.6 and glibc 2.12 on x86-64, for a 20 MB, 200,000 file manifest, parse_manifest goes from 0.116 seconds to 0.095 seconds.

parsers: correctly handle a failed allocation