try to make symbols folder more similar to freud's one

src/main/java/Main.java

@@ -4,7 +4,7 @@ import java.util.Arrays;
 
 public class Main {
 
-    public static final String PATHNAME = "my-symbols/idcm__fle";
+    public static final String PATHNAME = "my-symbols/_nicola_test/idcm__nicola_test_12493.bin";
 
     public static void main(String[] args) throws IOException {
         TestClassToSerialize myObject = new TestClassToSerialize();
@@ -66,8 +66,8 @@ public class Main {
     }
 
     private static void fillObject(TestClassToSerialize myObject) {
-        myObject.setNameLen(9);
-        myObject.setFname("idcm__fle");
+        myObject.setNameLen(12);
+        myObject.setFname("_nicola_test");
         myObject.setFeatureNamesCount(1);
 //        myObject.setVnlen(2);
 //        myObject.setVname("as");