Patch merged into coreboot/master: kconfig_lint: Separate errors from warnings

the following patch was just integrated into master:
commit d808017760a9f9ecd1e6820dd5a92d14f14c6146
Author: Martin Roth 
Date:   Thu Nov 26 19:12:44 2015 -0700

kconfig_lint: Separate errors from warnings

- Create subroutines for printing warnings and errors
    - Change all the existing warning and error routines to use subroutines
    - Add new command line options to suppress errors and to print notes

Change-Id: I04893faffca21c5bb7b51be920cca4620dc283c3
    Signed-off-by: Martin Roth 
    Reviewed-on: https://review.coreboot.org/12555
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

See https://review.coreboot.org/12555 for details.

-gerrit