XD-1468 Updates Reactor to version 1.1.0.M3
Add sleep to see if it fixes CI script tests
Misc cleanup

Mostly JavaDoc, whitespace, and minor refactoring.
Merge branch 'master' into zk-runtime
Removed repository implementations that are no longer used
ContainerMetadataRepository
Removed container events and listeners
container now writes ephemeral metadata node per deployed module