* count published messages
* don't call `switch.dial` in `subscribeToPeer`
* don't use delegation in connection
* move connection out to own file
* don't breakout on reset
* make sure to call close on secured conn
* add lpstream tracing
* don't breackdown by conn id
* fix import
* remove unused lable
* reset connection on exception
* add additional metrics for skipped messages
* check for nil in secure.close
* Bugfix: Dialing an already connected peer may lead to crash
* Introduced a standard_setup module allowing to instantiate
the `Switch` object in an easier manner.
* Added `Switch.disconnect(peer)`
* Trailing space removed (sorry about polluting the diff)