* Enable --scoped-enums in flatbuffer compiler.
* Change enum to c++11 style (enum class).
* Resolve conflicts.
* Solve building failure when RAY_USE_NEW_GCS=on and remove ERROR_INDEX suffix.
* Merge with master and fix CI failure.
* Object table lookup returns vector of DBClientID instead of address strings
* Add node IP address to DBClient notification
* DB client cache stores entire DB client, convert addresses to std::string
* get cached db client returns the client
* Expose a call to initialize the redis cache
* Local scheduler filters out dead clients during reconstruction
* Remove node ip address from dbclient, use aux_address for plasma managers
* Get entire db client entry when not found in cache
* Fix common tests
* Fix address in tests
* Push error to driver if driver task did the put
* Address Robert's comments and cleanup
* Remove unused Redis command
* Fix db test
* Fix worker blocked bug
* tmp
* Push an error to the driver on ray.put for non-driver tasks
* Fix result table tests
* Fix test, logging
* Address comments
* Fix suppression bug
* Fix redis module test
* Edit error message
* Get values in chunks during reconstruction
* Test case for driver ray.put errors
* Error for evicting ray.put objects from the driver
* Fix tests
* Reduce verbosity
* Documentation
