HORNET-1.0.2-rc1

Added

- p2pidentityextract tool (#1090)
- tool to generate JWT token for REST API (#1085)

Changed

- Improved documentation (#1060 + #1083 + #1087 + #1090)
- Build Dockerfile with rocksdb (#1077)
- Default DB engine changed to rocksdb (#1078)
- Renamed alphanet scripts to private_tangle (#1078)
- Updated rocksdb (#1080)
- Updated go modules, containers and dashboard (#1103)
- Check if files exist in the p2pstore directory (needed for docker) (#1084)
- Disabled MQTT http port (#1094)
- Download the latest snapshots from the given targets (#1097)
- Adds "ledgerIndex" field to some REST HTTP and MQTT API responses (#1106)
- Add delta snapshots to control endpoint (#1039)
- Changed node control endpoints to use POST (#1039)

Fixed

- illegal instruction (core dumped) with old CPUs
- Added workdir to docker/Dockerfile. (#1068)
- JWT subject verification (#1076)
- Send on closed channel in coo quorum (#1082)
- Database revalidation (#1096)
- Mask sensitive config parameters in log (#1100)
- Fix ulimits and dependencies at node startup (#1107)
- Do not print API JWT auth tokens to the log (unsafe) (#1039)
- Check if node is busy before accepting snapshot commands via API (#1039)