Windows: remove trailing whitespace

Windows: remove trailing whitespace

remove trailing whitespace from

  NTMakefile
  *.h
  *.c
  *.cpp
  *.idl
  *.def
  *.txt
  *.htm

Change-Id: Ia1e44d8e15c1e4e076cc6d9bda42ffeaef943f76
Reviewed-on: http://gerrit.openafs.org/4548
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>
(cherry picked from commit ebf5329e8ca1b3c0b581f436b28f6affe2c7c454)
Reviewed-on: http://gerrit.openafs.org/4549