Updated Kryo to 2.20.
Added the ability in block manager to remove blocks.
Return success or failure in BlockStore.remove().
Merge branch 'master' of github.com:mesos/spark into spark-633
Add try-finally to handle MapOutputTracker timeouts.
Merge branch 'master' of github.com:mesos/spark into spark-633
Merge pull request #333 from rxin/master

Fixed the broken Java unit test from SPARK-635.
Merged TD's block manager refactoring.
Merge branch 'master' of github.com:mesos/spark into spark-633
Have standalone cluster report exit codes to clients. Addresses SPARK-639.
Code review cleanup.
Merge pull request #331 from woggling/deploy-exit-status

Have standalone cluster report exit codes to clients
Fixed conflicts from merging Charles' and TD's block manager changes.
Merge branch 'spark-633' of github.com:rxin/spark into spark-633
Merge pull request #332 from JoshRosen/spark-607

Add try-finally to handle MapOutputTracker timeouts
SPARK-616: Logging dead workers in Web UI.

This patch keeps track of which workers have died and marks them
as such in the master web UI. It also handles workers which die and
re-register using different actor ID's.
Fixed repl maven build to produce artifacts with the appropriate hadoop classifier and extracted repl fat-jar and debian packaging into a separate project to make Maven happy
Merge pull request #338 from tomdz/repl-pom-fix

Fixed repl maven build
Tweaked debian packaging to be a bit more in line with debian standards
Merge pull request #340 from tomdz/deb-packaging-tweaks

Tweaked debian packaging to be a bit more in line with debian standards