kiji-modeling: EXP-424. Used, undeclared dependencies in various Express poms

issue: https://jira.kiji.org/browse/EXP-424
review: https://review.kiji.org/r/1766
commit: https://github.com/kijiproject/kiji-modeling/commit/cb62a46f5230cfd9fbf40d1792f339bc73d860df