Add listener to persist relationship between job and task

This introduces a listener that stores the association between a Spring
Batch job and the task it was executed within.

Resolves spring-cloud/spring-cloud-task#46

Merge Changes based on code review.

spring-cloud-task-batch/pom.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+		 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<artifactId>spring-cloud-task-parent</artifactId>
+		<groupId>org.springframework.cloud</groupId>
+		<version>1.0.0.BUILD-SNAPSHOT</version>
+	</parent>
+
+	<artifactId>spring-cloud-task-batch</artifactId>
+	<packaging>jar</packaging>
+	<name>Spring Cloud Task Batch</name>
+	<description>Module for use when combining Spring Cloud Task with Spring Batch</description>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-task-core</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.h2database</groupId>
+			<artifactId>h2</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+</project>