Makefile: clean all *.d dependency files on make clean

Signed-off-by: Jens Axboe <axboe@fb.com>
crc/test.c: fix include of time.h

Replace include of time.h with renamed fio_time.h to fix build.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
Signed-off-by: Jens Axboe <axboe@fb.com>