[GFS2] Tidy up Makefile & Kconfig

Remove select of SYSFS as requested by Greg KH. Change whitespace to
tabs rather than spaces in places where it was incorrect and removed
'default m' as suggested by Adrian Bunk.

Reorganised Makefile as suggested by Sam Ravnborg.

Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Adrian Bunk <bunk@stusta.de>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

fs/gfs2/Kconfig

 config GFS2_FS
 	tristate "GFS2 file system support"
-	default m
 	depends on EXPERIMENTAL
 	select FS_POSIX_ACL
-        select SYSFS
 	help
 	A cluster filesystem.
 

fs/gfs2/Makefile

 obj-$(CONFIG_GFS2_FS) += gfs2.o
-gfs2-y := \
-	acl.o \
-	bits.o \
-	bmap.o \
-	daemon.o \
-	dir.o \
-	eaops.o \
-	eattr.o \
-	glock.o \
-	glops.o \
-	inode.o \
-	lm.o \
-	log.o \
-	lops.o \
-	locking.o \
-	lvb.o \
-	main.o \
-	meta_io.o \
-	mount.o \
-	ondisk.o \
-	ops_address.o \
-	ops_dentry.o \
-	ops_export.o \
-	ops_file.o \
-	ops_fstype.o \
-	ops_inode.o \
-	ops_super.o \
-	ops_vm.o \
-	page.o \
-	quota.o \
-	recovery.o \
-	rgrp.o \
-	super.o \
-	sys.o \
-	trans.o \
-	unlinked.o \
-	util.o
+gfs2-y := acl.o bits.o bmap.o daemon.o dir.o eaops.o eattr.o glock.o \
+	glops.o inode.o lm.o log.o lops.o locking.o lvb.o main.o meta_io.o \
+	mount.o ondisk.o ops_address.o ops_dentry.o ops_export.o ops_file.o \
+	ops_fstype.o ops_inode.o ops_super.o ops_vm.o page.o quota.o \
+	recovery.o rgrp.o super.o sys.o trans.o unlinked.o util.o
 
 obj-$(CONFIG_GFS2_FS_LOCKING_NOLOCK) += locking/nolock/
 obj-$(CONFIG_GFS2_FS_LOCKING_DLM) += locking/dlm/