Changes
- chore: Describe gRPC protocol #918 by @patriknw
- doc: Link to Akka gRPC mTLS #919 by @patriknw
- doc: missing image #917 by @patriknw
- bump: akka-paradox 0.49 #915 by @johanandren
- chore: bump paradox version #913 by @octonato
- bump: Samples to Projections 1.4.2 #912 by @patriknw
- chore: License change date for 1.4.2 #911 by @patriknw