Change license headers

Change-Id: I98b18f24a20dcd8dc75e828e47fb0ab88179a5be
Reviewed-on: https://asterix-gerrit.ics.uci.edu/386
Reviewed-by: Till Westmann <tillw@apache.org>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
2070 files changed
tree: db974731438c2df7edd602857da5ae6744455286
  1. algebricks/
  2. hyracks/
  3. src/
  4. .gitignore
  5. DISCLAIMER
  6. LICENSE
  7. NOTICE
  8. pom.xml