This changes the revlog.group and re-implements the localrepo.changeroup function in terms of it. revlog.group now takes a list of nodes, and some callback functions instead of a linkmap.

syntax: glob

*.elc
*.orig
*.rej
*~
*.so
*.pyc
*.swp
*.prof
tests/*.err
build
dist
doc/*.[0-9]
doc/*.[0-9].{x,ht}ml
MANIFEST
patches
mercurial/__version__.py

syntax: regexp
^\.pc/