SCHEMA-117. Improves KijiBulkImporter API.
KIJIMR-138. Composite key integration in KijiMR CLI.

 - Job tool uses ToolUtils.createEntityIdFromUserInputs()

reviewer: Milo
review: https://review.kiji.org/r/49/
KIJIMR-110. Improves KijiTableReducer API.

Reviewed by: aaron
KIJIMR-108. Hides forName methods from SPIs.

Reviewed by: lsheng
KIJIMRLIB-14. Adds stock XML bulk importer.
KIJIMRLIB-14. Second pass.