add hash function pool
Merge branch 'master' into shumo_add_more_seeds_for_hash_function
Merge pull request #581 from uwescience/shumo_add_more_seeds_for_hash_function

Hash function pool
Merge pull request #597 from uwescience/slxu-improve-sql-exception-processing

Process SQLException.getNextException
Merge branch 'master' into slxu-kill-query-at-aborted-downloading