Fix merging bug where downstream items somtimes got ignored if they appear after an upstream-only item. Also, reduce the severity of the validation error if a tech-domain is not recognised on a non-Foundation package.
#define LIST_1 0x63faa001
#define BEGIN_EXCEPT 0x63faa002
#define END_EXCEPT 0x63faa003
#define SPECIAL_STRING 0x63faa004
#define UNBROKEN_STRING 0x63faa005
#define BROKEN_STRING 0x63faa006
#define SYS_SPECIAL_CHARACTERS 0x63faa007
#define SYS_STRING 0x63faa008
#define SYS_DIMMED_MSG 0x63faa009
#define SYS_LOCKED_MSG 0x63faa00a
#define SYS_BUSY 0x63faa00b
#define SYS_SCANNING 0x63faa00c
#define SYS_PRINTING_TO 0x63faa00d
#define SYS_PAGE_IS 0x63faa00e
#define SYS_ARRAY_ONE 0x63faa00f
#define SYS_BUTTON_ONE 0x63faa010
#define SYS_FLPTED_ONE 0x63faa011
#define SYS_MENUBAR_ONE 0x63faa012