Commits on May 28, 2014

1. [SPARK-979] Randomize order of offers. …

   This commit randomizes the order of resource offers to avoid scheduling
   all tasks on the same small set of machines.
   
   This is a much simpler solution to SPARK-979 than alteryx#7.
   
   Author: Kay Ousterhout <kayousterhout@gmail.com>
   
   Closes alteryx#27 from kayousterhout/randomize and squashes the following commits:
   
   435d817 [Kay Ousterhout] [SPARK-979] Randomize order of offers.
   
   Conflicts:
   	core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterSchedulerSuite.scala
   	core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterTaskSetManagerSuite.scala
   
   Conflicts:
   	core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala
   	core/src/test/scala/org/apache/spark/scheduler/ClusterSchedulerSuite.scala
   	core/src/test/scala/org/apache/spark/scheduler/FakeTask.scala
   	core/src/test/scala/org/apache/spark/scheduler/TaskSetManagerSuite.scala

   

   kayousterhout authored and markhamstra committed May 28, 2014
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