* Lots of new tests.
* New -n / --numeric-uid-gid option
* More sanity-checking of arguments
* Various Windows portability improvements
* Sync up version number to 2.7.0
copying "dir/file" and then copying "dir" results in
"File on disk is not older; skipping" for the "dir" because
it was implicitly created by "dir/file." Among other sins,
this means that "dir" ends up with the wrong permissions
and ownership.
This is actually a libarchive bug; fix is forthcoming.