LICENSE and NOTICE policy is explained here:

http://www.apache.org/dev/licensing-howto.html
http://www.apache.org/legal/3party.html

This leads to the following changes.

First, this change enables two extensions to maven-shade-plugin in assembly/ that will try to include and merge all NOTICE and LICENSE files. This can't hurt.

This generates a consolidated NOTICE file that I manually added to NOTICE.

Next, a list of all dependencies and their licenses was generated:
`mvn ... license:aggregate-add-third-party`
to create: `target/generated-sources/license/THIRD-PARTY.txt`

Each dependency is listed with one or more licenses. Determine the most-compatible license for each if there is more than one.

For "unknown" license dependencies, I manually evaluateD their license. Many are actually Apache projects or components of projects covered already. The only non-trivial one was Colt, which has its own (compatible) licen...