Penpal testing runtime (#1254)

* adapt to common good paras

* fmt

* Updated to leave parachain-template alone

* use norm_id + cargo fmt

* removed comment as we are not touching parachain template

* is_penpal

* updated code to new locations

* changes required to get penpal running

* cargo fmt

* remove warning, rename chain

* Update polkadot-parachain/src/command.rs

* Update polkadot-parachain/src/command.rs

Co-authored-by: Ignacio Palacios <[email protected]>

* remove now moved functions

* added runtime description

* add missing copyright notices

* more copyright notices.

Co-authored-by: NachoPal <[email protected]>