add an example of AutoCloseable component

restx-samplest/src/main/java/samplest/lifecycle/AutoCloseableSample.java

@@ -0,0 +1,25 @@
+package samplest.lifecycle;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import restx.factory.AutoStartable;
+import restx.factory.Component;
+
+/**
+ * Date: 3/2/15
+ * Time: 21:56
+ */
+@Component
+public class AutoCloseableSample implements AutoStartable, AutoCloseable {
+    private static final Logger logger = LoggerFactory.getLogger(AutoCloseableSample.class);
+
+    @Override
+    public void start() {
+        logger.info("starting {}", this);
+    }
+
+    @Override
+    public void close() throws Exception {
+        logger.info("closing {}", this);
+    }
+}