Fix the behavior of unix-word-rubout (C-w) for emacs bindings (cherry picked from commit 0a5c8b05104ce109508bd24f733440a674fb8840)
Fix the behavior of unix-word-rubout (C-w) for emacs bindings
(cherry picked from commit 0a5c8b05104ce109508bd24f733440a674fb8840)

judah/haskeline,ghc/packages-haskeline,ghc/packages-haskeline,judah/haskeline