Use Java 8 lambdas where possible and appropriate.
Use the latest version of Guava and Rhino.

Also incorporate the contents of the archives directly into fasthat.jar
for ease of deployment (better suggestions welcome), and ensure that
the "resources" directory is also included.
Upgrade Guava to 17.0, and switch Eclipse project to use Maven mode.
Use Arrays.stream(), not Arrays.asList().stream().
Merge branch 'master' into language-specific-histograms