"isolov submitted pbeast with tag master for tdaq-99-00-00"

=== pbeast ===

fix layout in config_json_dump (Igor Soloviev) add TDAQ_PBEAST_QUERY_UNTIL, TDAQ_PBEAST_QUERY_SINCE and TDAQ_PBEAST_QUERY_PREV_INTERVAL parameters to bstconfig to get an object at concrete timestamp (Igor Soloviev)