Added support for backtrace/stacktrace output.
This is useful for high-level languages like C and Oberon07.
If a debug file is provided, searches for the nearest debug symbol.
Reviewed-on: KolibriOS/kolibrios#315
Reviewed-by: Mikhail Frolov <mixa.frolov2003@gmail.com>
Reviewed-by: Burer <burer@noreply.localhost>
