AUCTeX -- Update / Synchronise to v11.92

* auctex/sync:
  AUCTeX Sync -- Version 11.92 is here!
  AUCTeX Sync -- Add a PKG_NOTES for synching tips
  AUCTeX Sync -- Build fixes.
  AUCTeX Sync -- New elisp v11.92
  AUCTeX Sync -- Update all elisp to v11.92
  Revert "Adding to my ever-increasing todo."
  AUCTeX Sync -- Update Texinfo docs
  AUCTeX Sync -- Updated Style Files.
  AUCTeX Sync -- New Style Files
  AUCTeX Sync -- Add ChangeLog, Update COPYING, RELEASE
  AUCTeX -- One ChangeLog to rule them all.
  AUCTeX -- remove unnecessary Makefile.in, .nosearch files
  gitattributes -- Add AUCTeX items for future subtree