add export to c# button

proguard/examples/spring-boot/src/main/java/com/example/demo/DemoApplication.java

@@ -0,0 +1,24 @@
+package com.example.demo;
+
+import com.example.demo.sub.TestComponent2;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+
+@SpringBootApplication
+public class DemoApplication {
+
+	public static void main(String[] args) {
+		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
+		context.scan("com.example.demo");
+		context.refresh();
+
+		TestComponent ms   = context.getBean(TestComponent.class);
+		TestComponent2 ms2 = context.getBean(TestComponent2.class);
+
+		System.out.println("The answer is " + ms.getAnswer() + " " + ms2.getMessage());
+
+		context.close();
+	}
+
+}

proguard/examples/spring-boot/src/main/java/com/example/demo/TestComponent.java

@@ -0,0 +1,13 @@
+package com.example.demo;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * The component name will be "TestComponent" since it is 
+ * not set explicitly like @Component("MyComponent").
+ */
+@Component
+public class TestComponent
+{
+    public int getAnswer() { return 42; }
+}

proguard/examples/spring-boot/src/main/java/com/example/demo/sub/TestComponent2.java

@@ -0,0 +1,13 @@
+package com.example.demo.sub;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * The component name will be "TestComponent2" since it is 
+ * not set explicitly like @Component("MyComponent2").
+ */
+@Component
+public class TestComponent2
+{
+    public String getMessage() { return "hello"; }
+}

proguard/examples/spring-boot/src/main/resources/application.properties

@@ -0,0 +1 @@
+