When '-k parse' is used deprecation notices and upgrade help messages etc
need to be bumped consistently up to level-0 and this macro will help
reducing the (?:) code mistakes.
/* levels 2-8 are still being discussed amongst the developers */
#define DBG_DATA 9 /**< output is a large data dump only necessary for advanced debugging */
+#define DBG_PARSE_NOTE(x) (opt_parse_cfg_only?0:(x)) /**< output is always to be displayed on '-k parse' but at level-x normally. */
+
class Debug
{