PIG-4329: Fetch optimization should be disabled when limit is not pushed up (lbendig via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1639392 13f79535-47bb-0310-9956-ffa450edef68
PIG-3615: Update the way that JsonLoader/JsonStorage deal with BigDecimal

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1639525 13f79535-47bb-0310-9956-ffa450edef68
PIG-4330: Regression test for PIG-3584 - AvroStorage does not correctly translate arrays of strings

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1639535 13f79535-47bb-0310-9956-ffa450edef68