* 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
* waku_relay protocol fix unsubscribe and remove topic validator
* simplify subscription and avoid unneeded code
* tests adaptations
* call wakuRelay.subscribe only in one place within waku_node
* properly pass userMessageLimit to OnchainGroupManager
* waku.nimble 2.2.4 Nim compiler
* rm stew/shims/net import
* change ValidIpAddress.init with parseIpAddress
* fix serialize for zerokit
* group_manager: separate if statements
* protocol_types: add encode UInt32 with zeros up to 32 bytes
* windows build: skip libunwind build and rm libunwind.a inlcusion step
* bump nph to overcome the compilation issues with 2.2.x
* bump nim-libp2p to v1.10.1
* on_chain/group_manager: use .async: (raises:[Exception]).
* bump nim-dnsdisc
* update nim-chronos to the latest state
* chat2.nim: catch any possible exception when stopping
* chat2bridge.nim: make it to compile after vendor bump
* ValidIpAddress (deprecated) -> IpAddress
* vendor/nim-libp2p additional bump
* libwaku: adapt to vendor bump
* testlib/wakunode.nim: adapt to vendor bump (ValidIpAddress -> IpAddress)
* waku_node: avoid throwing any exception from stop*(node: WakuNode)
* test_confutils_envvar.nim: ValidIpAddress -> IpAddress
* test_jsonrpc_store: capture exception
* test_rln*: handling exceptions
* adaptation to make test_rln_* to work properly
* signature enhancement of group_manager methods
