Add 2 projects with minimal dependencies

One for Spring Config with no webapp (noweb) and one for
Eureka (or noop discovery) with no web dependencies at all.

noweb/src/main/java/demo/NotWebApplication.java

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+package demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * @author Spencer Gibb
+ * @author Dave Syer
+ */
+@SpringBootApplication
+public class NotWebApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(NotWebApplication.class, args);
+	}
+}

noweb/src/main/resources/application.yml

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+spring:
+  application:
+    name: standalone
+
+server:
+  port: 7777

noweb/src/test/java/demo/DiscoveryNotWebApplicationTests.java

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+package demo;
+
+import static org.junit.Assert.assertTrue;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.cloud.client.ServiceInstance;
+import org.springframework.cloud.client.discovery.DiscoveryClient;
+import org.springframework.cloud.client.discovery.noop.NoopDiscoveryClient;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import demo.DiscoveryNotWebApplicationTests.NoDiscoveryApplication;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(classes = NoDiscoveryApplication.class)
+public class DiscoveryNotWebApplicationTests {
+
+	@Autowired
+	private DiscoveryClient discoveryClient;
+
+	@Test
+	public void testDiscoveryClientIsNoop() {
+		assertTrue("discoveryClient is wrong instance type",
+				discoveryClient instanceof NoopDiscoveryClient);
+	}
+
+	/*
+	 * This works because the NoopDiscoveryClient is installed if there is no @EnableDiscoveryClient
+	 * *and* there is no implementation on the classpath
+	 */
+	@SpringBootApplication
+	protected static class NoDiscoveryApplication implements CommandLineRunner {
+
+		private static Log logger = LogFactory.getLog(NotWebApplication.class);
+
+		@Autowired
+		private DiscoveryClient client;
+
+		@Override
+		public void run(String... args) throws Exception {
+			List<String> services = new ArrayList<String>();
+			for (ServiceInstance instance : client.getAllInstances()) {
+				services.add(instance.getServiceId());
+			}
+			logger.info("Services: " + services);
+		}
+	}
+
+}

noweb/src/test/java/demo/NotWebApplicationTests.java

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+package demo;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.test.annotation.DirtiesContext;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(classes = NotWebApplication.class)
+@DirtiesContext
+public class NotWebApplicationTests {
+
+	@Test
+	public void testContextLoads() {
+	}
+
+}