mark HDFDatasets as out-of-core
mark HDFDatasets as out-of-core

Dannnno/odo,ContinuumIO/odo,quantopian/odo,ywang007/odo,cowlicks/odo,mrocklin/into,blaze/odo,alexmojaki/odo,blaze/odo,cowlicks/odo,mrocklin/into,ywang007/odo,cpcloud/odo,quantopian/odo,Dannnno/odo,cpcloud/odo,alexmojaki/odo,ContinuumIO/odo