3.6-stable patches

3.6-stable patches

added patches:
	blkcg-fix-use-after-free-of-q-root_blkg-and-q-root_rl.blkg.patch
	ceph-avoid-32-bit-page-index-overflow.patch
	ceph-fix-dentry-reference-leak-in-encode_fh.patch
	ceph-fix-oops-when-handling-mdsmap-that-decreases-max_mds.patch
	ext4-fix-unjournaled-inode-bitmap-modification.patch
	floppy-don-t-call-alloc_ordered_workqueue-inside-the-alloc_disk-loop.patch
	floppy-do-put_disk-on-current-dr-if-blk_init_queue-fails.patch
	floppy-properly-handle-failure-on-add_disk-loop.patch
	gpiolib-don-t-return-eprobe_defer-to-sysfs-or-for-invalid-gpios.patch
	gpio-timberdale-fix-a-potential-wrapping-issue.patch
	libceph-avoid-null-kref_put-when-osd-reset-races-with-alloc_msg.patch
	libceph-check-for-invalid-mapping.patch
	md-raid1-fix-assembling-of-arrays-containing-replacements.patch
	rbd-reset-backoff-if-unable-to-re-queue.patch