ASTERIXDB-1720 - Generate License / Notice Files

- Includes Maven plugin to analyze dependencies & assemble LICENSE &
  NOTICE files using Apache FreeMarker templates, formatting to desired
  LICENSE & NOTICE output format.
- LICENSE & NOTICE files for the 'asterix-server', 'asterix-installer',
  and 'asterix-yarn' binary assemblies are generated by the build
- Automated LICENSE & NOTICE file generation for source release is not
  addressed by this patch
- Fixes ASTERIXDB-1311: Add Rome Apache 2.0 License in the LICENSE/NOTICE

Change-Id: I0963a85cb2be47dbf6bfd8c7f6fec767ef32e7e2
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1402
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
diff --git a/asterixdb/asterix-yarn/src/main/assembly/binary-assembly.xml b/asterixdb/asterix-yarn/src/main/assembly/binary-assembly.xml
index 5410ecfe..6677c73 100644
--- a/asterixdb/asterix-yarn/src/main/assembly/binary-assembly.xml
+++ b/asterixdb/asterix-yarn/src/main/assembly/binary-assembly.xml
@@ -25,7 +25,7 @@
   <includeBaseDirectory>false</includeBaseDirectory>
   <fileSets>
     <fileSet>
-      <directory>src/main/licenses</directory>
+      <directory>target/generated-sources</directory>
       <outputDirectory>.</outputDirectory>
       <includes>
         <include>LICENSE*</include>