[Crash-utility] crash version 4.0-2.18 is available

[Dave Anderson <anderson@xxxxxxxxxx>]

- Fix for "files" command for 2.6.14 and later kernels, in which
  the files_struct data structure contains the new fdtable
data
  structure.  (rachita@xxxxxxxxxx)
- Fix for an "invalid lvalue in assignment" compile-time error
  generated from gdb-6.1/bfd/coff-alpha.c that prevents the
embedded
  gdb from building with newer compilers.  (troy.heber@xxxxxx)