Merge branch 'object-creation-not-a-statement' into 'master'

Correct test case that includes object creation as a statement

Closes #5

See merge request IPDSnelting/mjtest-tests!31

exec/new_object.java

 class new_object {
     public static void main(String[] args){
-        new new_object();
+        new_object obj = new new_object();
     }
-}
\ No newline at end of file
+}