Add ncursesw compatibility link also for includes

This is needed for the ncurses cabal package to compile.  It uses
include/ncursesw/curses.h, without trying include/curses.h first.  The
files are provided through include/ncursesw on a clean Debian too, in
the unicode case (when the libncursesw5-dev is installed).
Upgraded Redis version
Merge pull request #565 from errge/vboot_reference

Add vboot_reference: tools needed for installing custom OS on Chromebooks
Merge pull request #564 from zefhemel/redisupgrade

Upgraded Redis version
Merge pull request #555 from errge/master

Add ncursesw compatibility link also for includes
Revert "Merge pull request #555 from errge/master"

This reverts commit 8f7cfc0c7370e2b46a7692cc953ff7a43411d5d6, reversing
changes made to cc85ad4b1c365533049ec4af7adee0fe7c83c7b8.

The merge changed stdenv (a bit surprisingly, see #555 for details).
Fix vboot_reference's libuuid overriding to work on systems wo libuuid