Changed the dump/restore procedures to use a directory, not a tarfile
Removed the now  unused fixtures.tar
Merged from master
Removed the now unused fixtures.tar and added the corresponding directories
Fixed the packager to find the fixtures
Fixed a small bug in the damp directory
Some trick to avoid storing filename and timestamp information in the .gz archive
Regenerated the fixtures
Fixed the numbers in regression_3
The dump tool must work in write mode, not in append mode
Merge pull request #1273 from gem/dump-restore-on-directory

Change the dump/restore procedures to work with directories, not tarfiles