[SPARK-13904][Scheduler]Add support for pluggable cluster manager #11723

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hbhanawat wants to merge 8 commits intoapache:masterfrom

hbhanawat:pluggableScheduler

Commits on Mar 15, 2016

This commit adds support for pluggable cluster manager. And also allows a cluster manager to clean up tasks without taking the parent process down.
Hemant Bhanawat
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Commits on Mar 17, 2016

Fixed issues in the test
Hemant Bhanawat
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Commits on Mar 18, 2016

Since the scheduler APIs are not stable and may change in future, marking ExternalClusterManager as DeveloperApi and making it as private[spark].
Hemant Bhanawat
committed

Commits on Mar 24, 2016

Added review comments.
Hemant Bhanawat
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Fixed class names and their scope
Hemant Bhanawat
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Commits on Apr 16, 2016

Fixed code style issues.
Hemant Bhanawat
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Merge branch 'master' into pluggableScheduler
Hemant Bhanawat
committed
Fixed scala style issues
Hemant Bhanawat
committed