PIG-4098: Vertex Location Hint api update after TEZ-1041 (jeagles via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1615481 13f79535-47bb-0310-9956-ffa450edef68
PIG-4099: "ant copypom" failed with "could not find file $PIG_HOME/ivy/pig.pom to copy" (fang fang chen via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1615482 13f79535-47bb-0310-9956-ffa450edef68