Merge git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs

Pull NTFS update from Anton Altaparmakov:
 "Here is a small NTFS update notably implementing FIBMAP ioctl for NTFS
  by adding the bmap address space operation.  People seem to still want
  FIBMAP"

* git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs:
  NTFS: Bump version to 2.1.31.
  NTFS: Add bmap address space operation needed for FIBMAP ioctl.
  NTFS: Remove changelog from Documentation/filesystems/ntfs.txt.
  NTFS: Split ntfs_aops into ntfs_normal_aops and ntfs_compressed_aops in preparation for them diverging.