PIG-3846: Implement automatic reducer parallelism

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603243 13f79535-47bb-0310-9956-ffa450edef68
PIG-3983: TestGrunt.testKeepGoigFailed fail on tez mode

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603245 13f79535-47bb-0310-9956-ffa450edef68
PIG-4013: Order by multiple column fail on Tez

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603246 13f79535-47bb-0310-9956-ffa450edef68
PIG-4014: Fix Rank e2e test failures on tez

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603248 13f79535-47bb-0310-9956-ffa450edef68
PIG-4017: NPE thrown from JobControlCompiler.shipToHdfs (cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603315 13f79535-47bb-0310-9956-ffa450edef68
PIG-4006: Make the interval of DAGStatus report configurable (cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603547 13f79535-47bb-0310-9956-ffa450edef68
PIG-4015: Provide a way to disable auto-parallism in tez

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603569 13f79535-47bb-0310-9956-ffa450edef68
PIG-4019: Compilation broken after TEZ-1169

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603579 13f79535-47bb-0310-9956-ffa450edef68
PIG-4020: Fix tez e2e tests MapPartialAgg_[2-4], StreamingPerformance_[6-7]

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1603631 13f79535-47bb-0310-9956-ffa450edef68
PIG-4027: Always check for latest Tez snapshot dependencies (lbendig via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604049 13f79535-47bb-0310-9956-ffa450edef68
PIG-4001: POPartialAgg aggregates too aggressively when multiple values aggregated (tmwoodruff via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604050 13f79535-47bb-0310-9956-ffa450edef68
PIG-3892: Pig distribution for hadoop 2

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604062 13f79535-47bb-0310-9956-ffa450edef68
PIG-4028: add a flag to control the ivy resolve/retrieve output

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604069 13f79535-47bb-0310-9956-ffa450edef68
PIG-3892: Pig distribution for hadoop 2 (PIG-3892-4.patch)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604096 13f79535-47bb-0310-9956-ffa450edef68
PIG-4022: Fix tez e2e test SkewedJoin_6

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604234 13f79535-47bb-0310-9956-ffa450edef68
PIG-4020: Fix tez e2e tests MapPartialAgg_[2-4], StreamingPerformance_[6-7] (PIG-4020-2.patch)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604237 13f79535-47bb-0310-9956-ffa450edef68
PIG-3975: Multiple Scalar reference calls leading to missing records (knoguchi via rohini)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604284 13f79535-47bb-0310-9956-ffa450edef68
PIG-4030: TestGrunt, TestPigRunner fail after PIG-3892

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604504 13f79535-47bb-0310-9956-ffa450edef68
PIG-4029: TestMRCompiler is broken after PIG-3874

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604512 13f79535-47bb-0310-9956-ffa450edef68
PIG-4021: Fix TestHBaseStorage failure after auto local mode change (PIG-3463)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1604513 13f79535-47bb-0310-9956-ffa450edef68