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

commit: https://github.com/kijiproject/kiji-express-examples/commit/673a7bd0a1e612ac7f9200f9acd830e7971113df
kiji-express-examples: [maven-release-plugin] prepare release kiji-express-examples-0.12.0

commit: https://github.com/kijiproject/kiji-express-examples/commit/1812585c2a243cfd5d4821ad03b7580584f02777
kiji-express-music: [maven-release-plugin] prepare for next development iteration

commit: https://github.com/kijiproject/kiji-express-music/commit/6130d9fba9a0ba74fb8107ba73a982caddbdfd1b
kiji-express-music: [maven-release-plugin] prepare release kiji-express-music-0.10.0

commit: https://github.com/kijiproject/kiji-express-music/commit/00c1c5b6125a12c71f27ea8ed992d4c8f2499cfa
kiji-bento: Update Express Examples for Chirashi 1.2.6

commit: https://github.com/kijiproject/kiji-bento/commit/6c68d420871679e0830447c2d8d37e5124662cad
kiji-bento: [maven-release-plugin] prepare for next development iteration

commit: https://github.com/kijiproject/kiji-bento/commit/7795d94de2077d789fd30d67156b4bf2d5d4339b
kiji-bento: [maven-release-plugin] prepare release kiji-bento-root-1.2.6

commit: https://github.com/kijiproject/kiji-bento/commit/715f3ad9ceef8d48d7aef560eba316558712b029
kiji-bento: Updating pom to use latest Kiji SNAPSHOTs.

commit: https://github.com/kijiproject/kiji-bento/commit/a8d7248211c26bb0bec159fa6c279bef94075705