Fix doc links; add checkAsciidocLinks to testAll

build.gradle

@@ -274,7 +274,7 @@ subprojects { subproject ->
 		}
 	}
 
-	task testAll(type: Test, dependsOn: check)
+	task testAll(type: Test, dependsOn: ['check',":checkAsciidocLinks"])
 
 	gradle.taskGraph.whenReady { graph ->
 		if (graph.hasTask(testAll)) {

src/reference/asciidoc/ip.adoc

@@ -372,6 +372,8 @@ The following example shows a client connection factory that uses `java.net.Sock
 ----
 ====
 
+Starting with version 5.2, the client connection factories support the property `connectTimeout`, specified in seconds, which defaults to 60.
+
 [[tcp-codecs]]
 ==== Message Demarcation (Serializers and Deserializers)
 

src/reference/asciidoc/whats-new.adoc

@@ -71,10 +71,10 @@ See <<./ip.adoc#note-nio,About Non-blocking I/O (NIO)>> for more information.
 
 The outbound gateway has a new property `closeStreamAfterSend`; when used with a new connection for each request/reply it signals EOF to the server, without closing the connection.
 This is useful for servers that use the EOF to signal end of message instead of some delimiter in the data.
-See <<tcp-gateways>> for more information.
+See <<./ip.adoc#tcp-gateways, TCP Gateways>> for more information.
 
 The client connection factories now support `connectTimeout` which causes an exception to be thrown if the connection is not established in that time.
-See <<tcp-connection-factory>> for more information.
+See <<./ip.adoc#tcp-connection-factory, TCP Connection Factories>> for more information.
 
 [[x5.2-mail]]
 ==== Mail Changes