* Move consensus to consensus-common crate
* Move the parachain consensus out of the collator
* Add first relay chain consensus stuff
* Remove some warnings
* Fix more stuff
* Fix collator test
* Change `ParachainConsensus` to take a mutable self
* Make everything compile
* Feedback
This renames and moves the `SystemInherentData` into its own crate.
The struct is now called `ParachainInherentData`. Besides moving the
struct, this also moves the code for creating this struct into this crate.
* Move pallets to pallets folder and rename them
* Move genesis file to service
* Rename primitives to primitives-core
* Delete cumulus-runtime
* Move stuff to client folder and rename
Cecile Tonglet