Java to Kotlin converter: supported try-with-resource construct, fixed anonymous class generation + fixed a bug with method return type

#KT-4488 Fixed

j2k/tests/testData/ast/tryWithResource/MultipleResources.java

@@ -0,0 +1,12 @@
+//file
+import java.io.*;
+
+public class C {
+    void foo() throws IOException {
+        try(InputStream input = new FileInputStream("foo");
+            OutputStream output = new FileOutputStream("bar")) {
+            output.write(input.read());
+            output.write(0);
+        }
+    }
+}