PIG-3959: Skewed join followed by replicated join fails in Tez (cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1601782 13f79535-47bb-0310-9956-ffa450edef68
PIG-3988: PigStorage: CommandLineParser is not thread safe (tmwoodruff via rohini) - Fix NPE with commons-cli-1.0.jar

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1601993 13f79535-47bb-0310-9956-ffa450edef68
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
Merge remote-tracking branch 'upstream/trunk' into trunk