Update CHANGES
[maven-release-plugin] prepare release 1.16
[maven-release-plugin] prepare for next development iteration
Update to Guava 16.0.1

This fixes an issue when using exportMap (which relies on Guava's TypeToken)
and running in Java 7u51+
Update CHANGES
[maven-release-plugin] prepare release 1.17
[maven-release-plugin] prepare for next development iteration
Fix shading