Patch merged into coreboot/master: ef345c2 build system: Allow using .a archives as source

the following patch was just integrated into master:
commit ef345c26a73e64c4faa07026c300429e51228b9e
Author: Patrick Georgi 
Date:   Mon Apr 27 18:01:12 2015 +0200

build system: Allow using .a archives as source

Change-Id: I1d61971f1458ca7e4257abb6a9c2aa15ac08e1d0
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/10001
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer 
    Reviewed-by: Paul Menzel

See http://review.coreboot.org/10001 for details.

-gerrit