AsterixDB & Hyracks Source Assemblies, Licensing

- ASTERIXDB-1319: AsterixDB source release LICENSE issues
- Generate Asterix & Hyracks source assemblies as part of the build
- Generate LICENSE & NOTICE file for above assemblies into source tree.
- Move license automation plugin to Hyracks

Change-Id: I8bd8694ad85f25f9b61182ec18fdc39f74480685
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1439
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
BAD: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Ian Maxon <imaxon@apache.org>
diff --git a/hyracks-fullstack/NOTICE b/hyracks-fullstack/NOTICE
index 723b9bd..4888468 100644
--- a/hyracks-fullstack/NOTICE
+++ b/hyracks-fullstack/NOTICE
@@ -1,5 +1,5 @@
 Apache AsterixDB Hyracks and Algebricks
-Copyright 2015 The Apache Software Foundation
+Copyright 2015-2017 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).