- Copy stable/10 (r259064) to releng/10.0 as part of the
10.0-RELEASE cycle.
- Update __FreeBSD_version [1]
- Set branch name to -RC1

[1] 10.0-CURRENT __FreeBSD_version value ended at '55', so
start releng/10.0 at '100' so the branch is started with
a value ending in zero.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Fix a bug that showed up when trying to produce a database for
subdirectories, and ended up making us loop forever.

Add the username to the md5 of the commit to make it slightly more
unique.

Make the 'cvs' run quietly.

Add a tool that I've written to help with finding what other
files/revisions were changed with a particular commit.