lowers the max number of database connections for all postgres db
Merge pull request #734 from intermine/newdefault

lowers the max number of database connections for all postgres db
lowers also webapp max connections
Merge pull request #735 from intermine/newdefault

lowers also webapp max connections
lowering defaults in test dbs
Merge pull request #736 from intermine/newdefault

lowering defaults in test dbs
Merge branch 'beta' into emma