SCHEMA-249. Fixes initialization of JobConf for CDH4MR1 bridge.

Signed-off-by: Milo <milo@wibidata.com>
Improve debugging facilities.

 - Fix misnamed class TestFileUtils.
Fixes resource leaks in unit-tests.

Signed-off-by: Garrett Wu <gwu@wibidata.com>
SCHEMA-241. Changes ApiAudience to Public for KijiDeleter, KijiIncrementer, and KijiPutter.

Signed-off-by: Aaron Kimball <aaron@wibidata.com>