demmt/nouveau: use NOUVEAU_GETPARAM_ macros
demmt/nouveau: decode domains
demmt/nouveau: print sizes in MB/GB from get_param ioctl
demmt/nouveau: decode drm_ioctl_version arguments
demmt: print mmap prot & flags when they differ from usual values
demmt: create common code for 2 types of mmap msgs
demmt/nouveau: accept gem_pushbuf data saved as normal memory dumps
demmt: move find_ptr to common space

Will be needed later.