Increase version to 5.7.4 and add recent changes
Increase version number to 5.7.3
Bump version to 5.7.2 before release
Bump version to 5.7.1, and update some instructions.
Bump version to 5.7.0 and prep for new development.
Prepare for Interchange 5.6.0, first release on new branch.
Bump version number to 5.5.3.
Big copyright and version number update to prepare for 5.3.2 release.
Update version to 5.3.1 and copyright year to 2005.
Update for release, and begin painful process of documenting dependen…
and problems with threaded Perls now common.
Update some notices, URLs, etc.
Merge change from 4.8 branch, update for 4.9.