Ported hadoopClient jar for < 1.0.1 fix

#522 got messed after i rewrote the branch hadoop_jar_name. So created a new one.

Author: Bijay Bisht <bijay.bisht@gmail.com>

Closes #584 from bijaybisht/hadoop_jar_name_on_0.9.0 and squashes the following commits:

1b6fb3c [Bijay Bisht] Ported hadoopClient jar for < 1.0.1 fix
SPARK-1088: Create a script for running tests so we can have version specific testing on Jenkins (branch-0.9)

This is for branch-0.9.

#592 is for master branch (1.0).

Author: Reynold Xin <rxin@apache.org>

Closes #593 from rxin/test-0.9 and squashes the following commits:

85a3aa0 [Reynold Xin] SPARK-1088: Create a script for running tests so we can have version specific testing on Jenkins.