* WIP add config support to filter logged entitlements
* Add EntitlementInfo proto message to store if entitlements were filtered
* Log cleanup
* Address PR feedback
* Address PR feedback
* WIP Initial work for new fs watcher client
* WIP basic working mechanics of applying policy to OPEN events
* WIP now support allowing access based on cdhash
* WIP lint fix
* WIP check instigator cdhash and cert hash against policy
* WIP Fix test issue in base ES client class
* WIP Fix test issue in water items test
* Added secondary lookup cache for cert hashes and fallback lookups
* Adopt new SantaVnode name
* Adopt min macOS 11. Adopt new SantaCacheHasher for SantaVnode.
* Rename the es client to FileAccessAuthorizer
* Added some more tests
* Added MockLogger and a lot more tests.
* Removed currently unused subscriptions. Don't enable FS client by default
* lint
* lint after rebase
* Use strtoul for hex string conversion. Update comments.
* PR feedback
* WIP Rename SNTPrefixTree to PrefixTree
* WIP Implement the new PrefixTree and tests
* Add Unit type. Fix build and tests.
* lint
* Make NodeCount accessor for tests
* Updated comments
