kiji-modeling: EXP-377. Create KijiInput.Builder to replace KijiInput apply methods

issue: https://jira.kiji.org/browse/EXP-377
review: https://review.kiji.org/r/1524
commit: https://github.com/kijiproject/kiji-modeling/commit/fb4e800455e3baa91662c5f49bb39ac23c2ecf5f