Fix README for doc generation

Resolves #199

README.adoc

@@ -1,4 +1,8 @@
-// Do not edit this file (e.g. go instead to src/main/asciidoc)
+////
+DO NOT EDIT THIS FILE. IT WAS GENERATED.
+Manual changes to this file will be lost when it is generated again.
+Edit the files in the src/main/asciidoc/ directory instead.
+////
 
 :jdkversion: 1.8
 :github-tag: master
@@ -155,6 +159,11 @@ Used to create the consumer tag(s); will be appended by `#n` where `n` increment
 Example: `${spring.application.name}-${spring.cloud.stream.bindings.input.group}-${spring.cloud.stream.instance-index}`.
 +
 Default: none - the broker will generate random consumer tags.
+containerType::
+Select the type of listener container to be used.
+See https://docs.spring.io/spring-amqp/reference/html/_reference.html#choose-container[Choosing a Container] in the Spring AMQP documentation for more information.
++
+Default: `simple`
 deadLetterQueueName::
 The name of the DLQ
 +
@@ -280,6 +289,7 @@ Consider using a policy instead of this setting, because using a policy allows c
 Default: `false`.
 maxConcurrency::
 The maximum number of consumers.
+Not supported when the `containerType` is `direct`.
 +
 Default: `1`.
 maxLength::
@@ -315,6 +325,7 @@ queueDeclarationRetries::
 The number of times to retry consuming from a queue if it is missing.
 Relevant only when `missingQueuesFatal` is `true`.
 Otherwise, the container keeps retrying indefinitely.
+Not supported when the `containerType` is `direct`.
 +
 Default: `3`
 queueNameGroupOnly::
@@ -353,6 +364,7 @@ Default time to live to apply to the queue when declared (in milliseconds).
 Default: `no limit`
 txSize::
 The number of deliveries between acks.
+Not supported when the `containerType` is `direct`.
 +
 Default: `1`.
 
@@ -726,7 +738,11 @@ in Docker containers.
 
 === Documentation
 
-There is a "full" profile that will generate documentation.
+There is a "docs" profile that will generate documentation.
+
+`./mvnw clean package -Pdocs -DskipTests`
+
+The reference documentation can then be found in `docs/target/contents/reference`.
 
 === Working with the code
 If you don't have an IDE preference we would recommend that you use

docs/src/main/asciidoc/building.adoc

@@ -40,7 +40,11 @@ in Docker containers.
 
 === Documentation
 
-There is a "full" profile that will generate documentation.
+There is a "docs" profile that will generate documentation.
+
+`./mvnw clean package -Pdocs -DskipTests`
+
+The reference documentation can then be found in `docs/target/contents/reference`.
 
 === Working with the code
 If you don't have an IDE preference we would recommend that you use