[PULL 1.8] Enable RECORD, linuxdoc build fixes

[Yaakov (Cygwin/X)]

Peter,

Besides re-enabling RECORD, these are just build fixes.

The following changes since commit 88ba993aaf3f810c6dfc1fb113d5d075eeb390b4:
   Keith Packard (1):
         Exa screen private has SavedSourceValidate, not SourceValidate

are available in the git repository at:

   git://anongit.freedesktop.org/~yselkowitz/xserver.git server-1.8-branch

Yaakov Selkowitz (9):
       Use AC_PROG_SED and respect its result
       dmx: Ignore linuxdoc generated docs
       dmx: use silent rules in doc
       xfree86: Ignore linuxdoc generated docs
       xfree86: Fix reference to SGML entities
       Revert "Disable Record by default."
       Prefer libsha1 over libgcrypt
       Catch when requested SHA1 implementation is missing
       Clarify help strings for disabled features in configure

  configure.ac                    |   42 +-
  hw/dmx/doc/.gitignore           |    8 +
  hw/dmx/doc/Makefile.am          |    8 +-
  hw/dmx/doc/dmx.txt              | 2989 
---------------------------------------
  hw/dmx/doc/scaled.txt           |  579 --------
  hw/xfree86/doc/sgml/.gitignore  |    5 +
  hw/xfree86/doc/sgml/DESIGN.sgml |    2 +-
  7 files changed, 42 insertions(+), 3591 deletions(-)
  delete mode 100644 hw/dmx/doc/dmx.txt
  delete mode 100644 hw/dmx/doc/scaled.txt
  create mode 100644 hw/xfree86/doc/sgml/.gitignore