[SerialICE] Patch merged into serialice/master: 1ba003f SerialICE/Makefile: Fix false assumption about env.

the following patch was just integrated into master:
commit 1ba003f7d428343acae1af58549f47005f223de8
Author: Edward O'Callaghan 
Date:   Fri Feb 14 22:44:55 2014 +1100

SerialICE/Makefile: Fix false assumption about env.

Makefile falsely assumes CPP is set in env.

Change-Id: Id4c2b1e6a70be4a8816846bdec89011664462f90
    Signed-off-by: Edward O'Callaghan

See http://review.coreboot.org/5224 for details.

-gerrit