Update dependencies to latest

This commit brings the dependencies for Spring Cloud Task up to the
latest where appropriate prior to the 1.0.0.RC1 release.

spring-cloud-task-stream/pom.xml

@@ -17,6 +17,12 @@
 		<dependency>
 			<groupId>org.springframework.batch</groupId>
 			<artifactId>spring-batch-core</artifactId>
+			<exclusions>
+				<exclusion>
+					<groupId>org.springframework</groupId>
+					<artifactId>spring-core</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
@@ -51,6 +57,12 @@
 			<artifactId>spring-cloud-starter-stream-rabbit</artifactId>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-stream-test-support</artifactId>
+			<version>1.0.2.RELEASE</version>
+			<scope>test</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-task-batch</artifactId>