CVS convert: Find correct parent for new branch (issue704)
Previously the parent was determined by the last changeset where the branched
file was changed even if the branch is based on an earlier revision.
Fix written by mpm.
Basic install:
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
See http://www.selenic.com/mercurial/ for detailed installation
instructions, platform-specific notes, and Mercurial user information.