Update to Apache AsterixDB 0.9.8 and Hyracks 0.3.8

Change-Id:If17ec8dad1de435c9a0cceef4daa7ee1ebc3e5a3
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/incubator-asterixdb-site/+/16343
Reviewed-by: Ian Maxon <imaxon@uci.edu>
392 files changed