Patch merged into coreboot/master: f430546 build system: Introduce manual file type

the following patch was just integrated into master:
commit f4305468d7c49698548babb7366a3b3d813771d2
Author: Patrick Georgi 
Date:   Fri Apr 3 10:39:05 2015 +0200

build system: Introduce manual file type

It's used for files with custom build rules, eg.
    the objcopy stuff surrounding smm and sipi_vector.

Change-Id: Ie9ab4c9c6008ca42f82f768c5f33f90c7f5f4db5
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/9287
    Tested-by: build bot (Jenkins)
    Reviewed-by: Aaron Durbin 
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/9287 for details.

-gerrit