PIG-2994: Grunt shortcuts (prasanth_j via cheolsoo) - hotfix


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1447863 13f79535-47bb-0310-9956-ffa450edef68
PIG-3138: Decouple PigServer.executeBatch() from compilation of batch (pkommireddi via cheolsoo) - hotfix


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1447869 13f79535-47bb-0310-9956-ffa450edef68
PIG-3131: Document PluckTuple UDF (rjurney via jcoveney) - hotfix


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1447964 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' of git://git.apache.org/pig into trunk