Stop on unknown call

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
Remove self() from logging

It adds automatically by error_logger or lager anyway.

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
Add raw sent/recv SER commands to log

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>