FSAL_LUSTRE: Fix regression (parent dir badly managed via FID) observed
in lustre > 2.4
This is a workaround in Ganesha, using trusted.link instead of "cd .."

Signed-off-by: Philippe DENIEL <philippe.deniel@cea.fr>

Conflicts:
	src/FSAL/FSAL_LUSTRE/fsal_internal.c
	src/FSAL/FSAL_LUSTRE/fsal_internal.h
FSAL_LUSTRE: deal with different headers across 2.1 and 2.4 (and higher)

Conflicts:

	src/FSAL/FSAL_LUSTRE/export.c
	src/FSAL/FSAL_LUSTRE/fsal_handle.h
	src/FSAL/FSAL_LUSTRE/handle.c
	src/FSAL/FSAL_LUSTRE/xattrs.c

FSAL_LUSTRE: fix headers regression
New specfile