More idiomatic Ruby
YAML automatically deserializes times
Reorganize decision persistence helpers: Should this be another class?
Reports only run in Main cli commands
`license_finder license` neglected to record who and why
Decisions only applied in Main cli commands
Comment
More symmetry between parents and children - they are just strings
Package relationships don't have anything to do with decisions
Remove vestige of change tracking
Hide attr
Make ManualPackage a better DI tool for tests
Comment
Ignore packages as early as possible