* Hoist walking of files so it can be used for features other than archive creation
* Add option to ignore files from backup using glob patterns
* Use Regexp instead of glob for exclusion
* Ignore artifacts
* Add teardown to test
* Allow single Re for filtering only
* Add documentation
* Use MatchString on re, add bad input to message in case of error
* Update targz library to include potential ownership fix
* Move archive logic to main repo
* Remove assertions for debugging
* Use relative path in assertion
* Strip local part from archive location
* Log when extracting in tests
* Fix trimming of prfix
* Add license info to archive.go file
* Undo change in test assertion
* Add test checking for preserved file ownership
* use same postgres version in tests
* Wrap errors when archiving, handle deletion at script layer
