Added support for timestamps in DTrace probes
Made DTrace probes process_active and process_inactive correspond to Erlang profile messages sent with runnable_procs set
Made DTrace probes process_exclusive_active and process_exclusive_inactive correspond to Erlang profile messages sent with exclusive set
Made DTrace probes port_active and port_inactive correspond to Erlang profile messages sent with runnable_ports set
Made DTrace probes scheduler_active and scheduler_inactive correspond to Erlang profile messages sent with scheduler set
Added run_queue_process_enqueue, run_queue_process_dequeue, run_queue_port_enqueue and run_queue_port_dequeue DTrace probes
Added process_migrate and port_migrate DTrace probes