Configuration format v1 (#1230)

* Initial pass at refactoring config (not finished)

* Don't forget current state and EDU servers

* More shifting around

* Update server key API tests

* Fix roomserver test

* Fix more tests

* Further tweaks

* Fix current state server test (sort of)

* Maybe fix appservices

* Fix client API test

* Include database connection string in database options

* Fix sync API build

* Update config test

* Fix unit tests

* Fix federation sender build

* Fix gobind build

* Set Listen address for all services in HTTP monolith mode

* Validate config, reinstate appservice derived in directory, tweaks

* Tweak federation API test

* Set MaxOpenConnections/MaxIdleConnections to previous values

* Update generate-config

clientapi/clientapi.go

@@ -37,7 +37,7 @@ import (
 // AddPublicRoutes sets up and registers HTTP handlers for the ClientAPI component.
 func AddPublicRoutes(
 	router *mux.Router,
-	cfg *config.Dendrite,
+	cfg *config.ClientAPI,
 	producer sarama.SyncProducer,
 	deviceDB devices.Database,
 	accountsDB accounts.Database,
@@ -54,7 +54,7 @@ func AddPublicRoutes(
 ) {
 	syncProducer := &producers.SyncAPIProducer{
 		Producer: producer,
-		Topic:    string(cfg.Kafka.Topics.OutputClientData),
+		Topic:    string(cfg.Matrix.Kafka.Topics.OutputClientData),
 	}
 
 	routing.Setup(