* Change local scheduler bookkeeping to use GPU IDs.
* Update actor test.
* Add tests for actors and tasks simultaneously using GPUs.
* Add additional task GPU ID test.
* Fix linting.
* Make redis GPU assignment ignore GPU IDs.
* Small fix.
* 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
* Failing test case
* Local scheduler exits cleanly after plasma store dies
* Tolerate one plasma store failure
* Tolerate plasma store failures on all nodes except head node
* Plasma manager heartbeats
* Component failure tests
* Don't run the helper for Python testing
* Fix C test
* Fix hanging plasma transfer test
* Fix python3
* Consolidate ClientConnection code
* Fix valgrind test
* fix c test
* We can restart worker nodes!
* Fix flatbuffers bug
* Address comments
* Only register actual workers with the local scheduler
* Fix bug
* Fix segfaults
* Add test case that tests for driver liveness, fix local scheduler bug
* Clean up after tests
* Allocate retry info on the stack
* Send SIGKILL before waiting
* Relax unit test conditions
* Driver liveness test case and documentation
