Patch merged into coreboot/master: crossgcc/buildgcc: add parameter to show version number of tool

the following patch was just integrated into master:
commit edf965a01eab654433a901e15426064b0700c603
Author: Martin Roth 
Date:   Wed Nov 25 16:58:33 2015 -0700

crossgcc/buildgcc: add parameter to show version number of tool

By adding the version number of tools, we can help people keep up to
    date with their tool versions.  This will be used now to determine
    whether the IASL version being used is the version supported by
    coreboot.

Change-Id: I24a68b01c819871f90403869570125e71b96bd70
    Signed-off-by: Martin Roth 
    Reviewed-on: https://review.coreboot.org/12545
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See https://review.coreboot.org/12545 for details.

-gerrit