QPID-5677: separate and update the LICENCE and NOTICE file used for source
release, jar files, and the ugly 'java binary release' tar, and use the
files added for the maven assemblies for the individual component binary
releases, allowing us to ensure they have appropriately tailored
information to match their content

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1586023 13f79535-47bb-0310-9956-ffa450edef68