Merge pull request #76 from DevFactory/release/public-static-field-should-be-constant-fix-1

Code quality fix -  "public static" fields should be constant

Author: stevegury

src/main/java/io/reactivesocket/internal/rx/EmptyDisposable.java

@@ -19,7 +19,7 @@
 
 public class EmptyDisposable implements Disposable
 {
-	public static EmptyDisposable EMPTY = new EmptyDisposable(); 
+	public static final EmptyDisposable EMPTY = new EmptyDisposable();
 
     public void dispose()
     {

src/test/java/io/reactivesocket/ReactiveSocketTest.java

@@ -62,7 +62,7 @@ public class ReactiveSocketTest {
 	private CountDownLatch lastServerErrorCountDown;
 	private CountDownLatch fireAndForgetOrMetadataPush;
 
-	public static @DataPoints int[] setupFlags = {NO_FLAGS, HONOR_LEASE};
+	public static final @DataPoints int[] setupFlags = {NO_FLAGS, HONOR_LEASE};
 
 	@Before
 	public void setup() {