PIG-4109: register local jar fail on Windows when Pig script is remote

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617606 13f79535-47bb-0310-9956-ffa450edef68
PIG-4119: Add message at end of each testcase with timestamp in Pig system tests

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617634 13f79535-47bb-0310-9956-ffa450edef68
PIG-4119: Add message at end of each testcase with timestamp in Pig system tests

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617635 13f79535-47bb-0310-9956-ffa450edef68
PIG-4118: Fix hadoopversion 23 compilation due to TEZ-1237/TEZ-1407

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617661 13f79535-47bb-0310-9956-ffa450edef68
PIG-4061: Make Streaming UDF work in Tez

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617664 13f79535-47bb-0310-9956-ffa450edef68
PIG-4117: Implement merge cogroup in Tez

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617665 13f79535-47bb-0310-9956-ffa450edef68
PIG-4117: Implement merge cogroup in Tez

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1617666 13f79535-47bb-0310-9956-ffa450edef68
Merge latest trunk changes


git-svn-id: https://svn.apache.org/repos/asf/pig/branches/maven@1617791 13f79535-47bb-0310-9956-ffa450edef68