Do not include dependencies from zip files in lib dir

Zip files are not code and should not be included in the lib dir of an
assembly.  Also, transitive dependencies from zip files should not be
considered.
Update NEWS and CHANGES
[maven-release-plugin] prepare release 0.91
[maven-release-plugin] prepare for next development iteration
Fix IntelliJ warnings
Add explicit Guice binder for jax-rs
Upgrade to jax-rs 2.0