kiji-modeling: [maven-release-plugin] prepare for next development iteration

commit: https://github.com/kijiproject/kiji-modeling/commit/adba0c0db418d96b1edf012ba877c738b314b2f4
kiji-modeling: [maven-release-plugin] prepare release kiji-modeling-0.3.0

commit: https://github.com/kijiproject/kiji-modeling/commit/fcc9f558468501152f69d80f045f1f0be863ad95