Export board-status info.

Rather than hunting version across compile tree in board_status,
export it by coreboot itself.

Change-Id: I7f055e6fc077134001ebdb11df7381bbdc71a1fc
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6747
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

src/lib/version.c

@@ -35,6 +35,7 @@ const char mainboard_part_number[] = CONFIG_MAINBOARD_PART_NUMBER;
 const char coreboot_version[] = COREBOOT_VERSION;
 const char coreboot_extra_version[] = COREBOOT_EXTRA_VERSION;
 const char coreboot_build[] = COREBOOT_BUILD;
+const unsigned int coreboot_version_timestamp = COREBOOT_VERSION_TIMESTAMP;
 
 const char coreboot_compile_time[]   = COREBOOT_COMPILE_TIME;
 const char coreboot_compile_by[]     = COREBOOT_COMPILE_BY;