INT-3645/INT-3612: Upgrade JSch and Paho deps

JIRA: https://jira.spring.io/browse/INT-3645,
https://jira.spring.io/browse/INT-3612

**Cherry-pick to 4.1.x**

Conflicts:
	build.gradle

build.gradle

@@ -102,7 +102,7 @@ subprojects { subproject ->
 		jmsApiVersion = '1.1-rev-1'
 		jpaApiVersion = '2.0.0'
 		jrubyVersion = '1.7.15'
-		jschVersion = '0.1.51'
+		jschVersion = '0.1.52'
 		jsonpathVersion = '0.9.1'
 		junitVersion = '4.11'
 		jythonVersion = '2.5.3'
@@ -110,7 +110,7 @@ subprojects { subproject ->
 		mockitoVersion = '1.9.5'
 		mysqlVersion = '5.1.29'
 		openJpaVersion = '2.3.0'
-		pahoMqttClientVersion = '0.4.0'
+		pahoMqttClientVersion = '1.0.2'
 		postgresVersion = '9.1-901-1.jdbc4'
 		reactorVersion = '1.1.4.RELEASE'
 		reactorSpringVersion = '1.1.3.RELEASE'
@@ -468,7 +468,7 @@ project('spring-integration-mqtt') {
 	description = 'Spring Integration MQTT Support'
 	dependencies {
 		compile project(":spring-integration-core")
-		compile "org.eclipse.paho:mqtt-client:$pahoMqttClientVersion"
+		compile "org.eclipse.paho:org.eclipse.paho.client.mqttv3:$pahoMqttClientVersion"
 	}
 }