* Move existing address/bannedAddress functionality to a new addressStore object.
* Implement TestAddressManager.
* Implement serializeAddressKey and deserializeAddressKey.
* Implement serializeNetAddress and deserializeNetAddress.
* Store addresses and banned addresses to disk.
* Implement restoreNotBannedAddresses.
* Fix bannedDatabaseKey.
* Implement restoreBannedAddresses.
* Implement TestRestoreAddressManager.
* Defer closing the database in TestRestoreAddressManager.
* Defer closing the database in TestRestoreAddressManager.
* Add a log.
* Return errors where appropriate.
Co-authored-by: Elichai Turkel <elichai.turkel@gmail.com>
* [NOD-1223] Delete unused files/packages.
* [NOD-1223] Move signal and limits to the os package.
* [NOD-1223] Put database and dbaccess into the db package.
* [NOD-1223] Fold the logs package into the logger package.
* [NOD-1223] Rename domainmessage to appmessage.
* [NOD-1223] Rename to/from DomainMessage to AppMessage.
* [NOD-1223] Move appmessage to the app packge.
* [NOD-1223] Move protocol to the app packge.
* [NOD-1223] Move the network package to the infrastructure packge.
* [NOD-1223] Rename cmd to executables.
* [NOD-1223] Fix go.doc in the logger package.