Rename __attribute__((packed)) --> __packed

Also unify __attribute__ ((..)) to __attribute__((..)) and
handle ((__packed__)) like ((packed))

Change-Id: Ie60a51c3fa92b5009724a5b7c2932e361bf3490c
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: https://review.coreboot.org/15921
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

util/cbmem/Makefile

@@ -20,7 +20,7 @@ INSTALL  ?= /usr/bin/install
 PREFIX   ?= /usr/local
 CFLAGS   ?= -O2
 CFLAGS   += -Wall -Werror
-CPPFLAGS += -I $(ROOT)/commonlib/include
+CPPFLAGS += -I . -I $(ROOT)/commonlib/include
 
 OBJS = $(PROGRAM).o