Patch merged into coreboot/master: 24cca75 build system: remove ROMSTAGE_ELF variable

the following patch was just integrated into master:
commit 24cca75b47f516e2ad226c37da1e71aef5036fce
Author: Patrick Georgi 
Date:   Sat Nov 29 11:51:25 2014 +0100

build system: remove ROMSTAGE_ELF variable

No need to keep that just because x86 has one
    extra linking step.

Change-Id: Iffdbf64e0613f89070ed0dfb009379f5ca0bd3c1
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/7611
    Tested-by: build bot (Jenkins)
    Reviewed-by: Edward O'Callaghan 
    Reviewed-by: Paul Menzel

See http://review.coreboot.org/7611 for details.

-gerrit