PIG-3216: Groovy UDFs documentation has minor typos (herberts via rohini)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1451574 13f79535-47bb-0310-9956-ffa450edef68
PIG-3162: PigTest.assertOutput doesn't allow non-default delimiter (dreambird via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1451680 13f79535-47bb-0310-9956-ffa450edef68
PIG-3142: [piggybank] Fixed-width load and store functions for the Piggybank (jpacker via cheolsoo)


git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1451783 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'trunk' of git://git.apache.org/pig into PIG3136
begin adding tests