* chore: rename Waku API's "Waku Config" to "Protocols" Config
Make it clearer that with this config, we are configuring the Waku protocols, in contrast to other parameters which are more executable related.
* ensure var name matches type
* format
* introduce createNode
# Conflicts:
# apps/wakunode2/cli_args.nim
* remove confutils dependency on the library
* test: remove websocket in default test config
* update to latest specs
* test: cli_args
* align to spec changes (sovereign, message conf, entrypoints
* accept enr, entree and multiaddr as entry points
* post rebase
* format
* change from "sovereign" to "core"
* add example
* get example to continue running
* nitpicks
* idiomatic constructors
* fix enum naming
* replace procs with consts
* remove messageConfirmation
* use pure enum
* rename example file
