build: Set bundle version through base.version property

Bundle-Version is built from this plus the build time stamp.

Signed-off-by: BJ Hargrave <bj@bjhargrave.com>
pom: Build pom file in each artifact

Signed-off-by: BJ Hargrave <bj@bjhargrave.com>
Merge pull request #694 from bjhargrave/make-pom

Build pom files in each artifact