General cleanup. Simplifying code. Replacing all prints with appropriate Logger.

ambassador/src/test/java/com/iluwatar/ambassador/RemoteServiceTest.java

@@ -31,10 +31,7 @@ public class RemoteServiceTest {
 
   @Test
   public void test() {
-
-    RemoteService remoteService = RemoteService.getRemoteService();
-    long result = remoteService.doRemoteFunction(10);
-
+    long result = RemoteService.getRemoteService().doRemoteFunction(10);
     assert result == 100 || result == -1;
   }
 }

ambassador/src/test/java/com/iluwatar/ambassador/ServiceAmbassadorTest.java

@@ -31,8 +31,7 @@ public class ServiceAmbassadorTest {
 
   @Test
   public void test() {
-    ServiceAmbassador ambassador = new ServiceAmbassador();
-    long result = ambassador.doRemoteFunction(10);
+    long result = new ServiceAmbassador().doRemoteFunction(10);
     assert result == 100 || result == -1;
   }
 }