restructure changelog file appending
- make appending code proper part of changelog with delayupdate/finalize
- use simplified appender that tracks pending data in memory
- eliminate old appendfile and helper classes
- update addchangegroup to use new interface and reuse the existing changelog
0
0
adding changesets
killed!
transaction abort!
rollback completed
.hg/00changelog.i .hg/journal.dirstate .hg/requires .hg/store .hg/store/00changelog.i