Fix typos in references and Javadocs

docs/modules/ROOT/pages/quickstart.adoc

@@ -1,14 +1,14 @@
 [[spring-cloud-gateway-quickstart]]
 = Quickstart
 
-Spring Cloud Bus works by adding Spring Boot autconfiguration if it detects itself on the
+Spring Cloud Bus works by adding Spring Boot autoconfiguration if it detects itself on the
 classpath. To enable the bus, add `spring-cloud-starter-bus-amqp` or
 `spring-cloud-starter-bus-kafka` to your dependency management. Spring Cloud takes care of
 the rest. Make sure the broker (RabbitMQ or Kafka) is available and configured. When
 running on localhost, you need not do anything. For information about configuring the
 broker, see the Spring Cloud Stream documentation for
-https://docs.spring.io/spring-cloud-stream/reference/rabbit/rabbit_overview.html[RabbitMQ]
-or https://docs.spring.io/spring-cloud-stream/reference/kafka/kafka_overview.html[Kafka].
+https://docs.spring.io/spring-cloud-stream/reference/{spring-cloud-version}/rabbit/rabbit_overview.html[RabbitMQ]
+or https://docs.spring.io/spring-cloud-stream/reference/{spring-cloud-version}/kafka/kafka_overview.html[Kafka].
 
 The bus currently supports sending messages to all nodes listening or all nodes for a
 particular service (as defined by Eureka). The `/bus*` actuator namespace has some HTTP

docs/modules/ROOT/pages/spring-cloud-bus/bus-endpoints.adoc

@@ -9,7 +9,7 @@ that correspond to individual actuator endpoints in Spring Cloud Commons,
 [[bus-refresh-endpoint]]
 == Bus Refresh Endpoint
 The `/actuator/busrefresh` endpoint clears the `RefreshScope` cache and rebinds
-`@ConfigurationProperties`. See the <<refresh-scope,Refresh Scope>> documentation for
+`@ConfigurationProperties`. See the https://docs.spring.io/spring-cloud-commons/reference/{spring-cloud-version}/spring-cloud-commons/application-context-services.html#refresh-scope[Refresh Scope] documentation for
 more information.
 
 To expose the `/actuator/busrefresh` endpoint, you need to add following configuration to your

spring-cloud-bus/src/main/java/org/springframework/cloud/bus/event/SentApplicationEvent.java

@@ -27,7 +27,7 @@
  * generated locally (possibly in response to a remote event). Applications that want to
  * audit remote events can listen for this one and the {@link AckRemoteApplicationEvent}
  * from all the consumers (the {@link #getId() id} of this event is the
- * {@link AckRemoteApplicationEvent#getAckId() ackId} of the corresponding ACK.
+ * {@link AckRemoteApplicationEvent#getAckId() ackId} of the corresponding ACK).
  *
  * @author Dave Syer
  */

spring-cloud-bus/src/main/java/org/springframework/cloud/bus/event/ShutdownListener.java

@@ -44,7 +44,7 @@ public ShutdownListener(ServiceMatcher serviceMatcher) {
 	@Override
 	public void onApplicationEvent(ShutdownRemoteApplicationEvent event) {
 		if (serviceMatcher.isForSelf(event)) {
-			LOG.warn("Received remote shutdown request from " + event.getOriginService() + ".  Shutting down.");
+			LOG.warn("Received remote shutdown request from " + event.getOriginService() + ". Shutting down.");
 			shutdown();
 		}
 		else {