exa2pro/starpu-max: porting work to Maxeler DFE @ e577005007848310f2a8a9fff8dbaee25ba5ea28

Samuel Thibault 1ee69f6aaa drop including sys/time.h, now useless		10 lat temu
..
sched_ctx_utils.c	27f203c685 eradicate using timeval	10 lat temu
sched_ctx_utils.h	1ee69f6aaa drop including sys/time.h, now useless	10 lat temu