+ separated sample from the build

+ updated readme files with regards to gradle

samples/hello-world/build.gradle

@@ -0,0 +1,44 @@
+description = 'Spring GemFire Samples - Hello World'
+
+apply plugin: 'base'
+apply plugin: 'idea'
+apply plugin: 'java'
+apply plugin: 'eclipse'  // `gradle eclipse` to generate .classpath/.project
+
+[compileJava, compileTestJava]*.options*.compilerArgs = ["-Xlint:-serial"]
+
+
+repositories {
+    mavenLocal()
+    mavenCentral()
+    // Public Spring artefacts
+    mavenRepo name: "springsource-org-release", urls: "http://repository.springsource.com/maven/bundles/release"
+    mavenRepo name: "spring-release", urls: "http://maven.springframework.org/release"
+    mavenRepo name: "spring-milestone", urls: "http://maven.springframework.org/milestone"
+    mavenRepo name: "spring-snapshot", urls: "http://maven.springframework.org/snapshot"
+    mavenRepo name: "sonatype-snapshot", urls: "http://oss.sonatype.org/content/repositories/snapshots"
+    mavenRepo name: "ext-snapshots", urls: "http://springframework.svn.sourceforge.net/svnroot/springframework/repos/repo-ext/"
+}
+
+dependencies {
+    compile "org.springframework.data.gemfire:spring-gemfire:$version"
+    compile "javax.inject:javax.inject:1"
+    compile "javax.annotation:jsr250-api:1.0"
+    
+    testCompile "junit:junit:$junitVersion"
+    testCompile "org.springframework:spring-test:$springVersion"
+}
+
+sourceCompatibility = 1.5
+targetCompatibility = 1.5 
+
+
+task run(type: JavaExec) {
+       description = 'Runs the application'
+       main = "org.springframework.data.gemfire.samples.helloworld.Main"
+       classpath = sourceSets.main.runtimeClasspath
+       standardInput = System.in
+       systemProperties['java.net.preferIPv4Stack'] = 'true'
+}
+
+defaultTasks 'run'

samples/hello-world/gradle.properties

@@ -0,0 +1,3 @@
+junitVersion = 4.8.1
+springVersion = 3.1.0.M2
+version = 1.1.0.BUILD-SNAPSHOT

samples/hello-world/pom.xml

@@ -1,49 +0,0 @@
-<?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/maven-v4_0_0.xsd">
-  
-  <parent>
-    <artifactId>samples</artifactId>
-    <groupId>org.springframework.data.gemfire.samples</groupId>
-    <version>1.1.0.BUILD-SNAPSHOT</version>
-    <relativePath>../</relativePath>
-  </parent>
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>org.springframework.data.gemfire.samples</groupId>
-  <artifactId>hello-world</artifactId>
-  <version>1.1.0.BUILD-SNAPSHOT</version>
-  <name>Spring GemFire - Hello World Sample</name>
-  
-  <description>A simple Hello World example illustrating the basic steps in configuring GemFire with Spring</description>
-
-  <build>
-    <plugins>
-      <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-jar-plugin</artifactId>
-            <version>2.1</version>
-            <configuration>
-              <archive>
-                <manifestEntries>
-                  <Main-Class>org.springframework.data.gemfire.samples.helloworld.Main</Main-Class>
-                </manifestEntries>
-              </archive>
-            </configuration>
-      </plugin>
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>exec-maven-plugin</artifactId>
-        <version>1.1</version>
-        <configuration>
-              <mainClass>org.springframework.data.gemfire.samples.helloworld.Main</mainClass>
-              <systemProperties>
-                <systemProperty>
-                  <key>java.net.preferIPv4Stack</key>
-                  <value>true</value>
-                </systemProperty>
-              </systemProperties>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
-   
-</project>

samples/hello-world/readme.txt

@@ -14,12 +14,15 @@ Multiple nodes can be started which will share and exchange information transpar
 2. BUILD AND DEPLOYMENT
 
 This directory contains the source files.
-For building, Maven 2 and JDK 1.5+ are required.
+For building, JDK 1.5+ are required
 
 To build the sample, use the following command:
 
-# mvn clean package
+*nix/BSD OS:
+# ../../gradlew -q
 
-To run the sample, use:
+Windows OS:
+# ..\..\gradlew -q
 
-# mvn exec:java
+If you have Gradle installed and available in your classpath, you can simply type:
+# gradle -q