[PATCH 09/10] ss: symmetrical formatter extension example

This commit shall show shortly where to place changes when one wants to extend an ss output formatter with a new handler (format print procedure). The extension is done symmetrically. That means, every up to now existing formatter is extended with a semantically equivalent handler (hr and json

[PATCH 09/10] ss: symmetrical formatter extension example

This commit shall show shortly where to place changes when one wants to extend an ss output formatter with a new handler (format print procedure). The extension is done symmetrically. That means, every up to now existing formatter is extended with a semantically equivalent handler (hr and json