hdfs cleanup and compile test against CDH 4.4.#154

Merged

igorcanadi merged 3 commits intofacebook:masterfrom mrsqueeze:master

May 21, 2014

+48-498

Commits on May 20, 2014

hdfs cleanup and compile test against CDH 4.4.
Mike Orr
committed

Commits on May 21, 2014

- hdfs cleanup; fix to NewDirectory to comply with definition in env.h
Mike Orr
committed
cleanup exception text
Mike Orr
committed