Remove the service builder (#6557)

* :)

* Slight tidy

* Remove ServiceBuilderCommand

* Remove whitespace

* Keep task manager alive for check_block/import_blocks

* Pass task_manager to run_until_exit

* WIP

* WIP

* Get rid of the macros

* Simplify a few chain components creation APIs related to the service

* Fix basic-authorship doc tests

* Remove DefaultQueue

* Update client/service/src/builder.rs

Co-authored-by: André Silva <123550+andresilva@users.noreply.github.com>

* Move ExecutionExtensions comment around

* Remove unused BlakeTwo256

* Add sc-prelude

* Rename sc-prelude to sc-service-prelude

* Rename to sc-service-types

* Improve service types

* Fix line widths

* Remove sc-service-types and move type definitions to crates

* Update bin/node-template/node/src/service.rs

Co-authored-by: Seun Lanlege <seunlanlege@gmail.com>

* Add TLightClientWithHash

* Rework types

Co-authored-by: André Silva <123550+andresilva@users.noreply.github.com>
Co-authored-by: Seun Lanlege <seunlanlege@gmail.com>

substrate/bin/node/rpc/src/lib.rs

@@ -94,6 +94,9 @@ pub struct FullDeps<C, P, SC> {
 	pub grandpa: GrandpaDeps,
 }
 
+/// A IO handler that uses all Full RPC extensions.
+pub type IoHandler = jsonrpc_core::IoHandler<sc_rpc::Metadata>;
+
 /// Instantiate all Full RPC extensions.
 pub fn create_full<C, P, M, SC>(
 	deps: FullDeps<C, P, SC>,