Print the app's meta data.

def print_app_meta_data(self):
        """
        Print the app's meta data.
        """
        l_metaData  = dir(self)
        l_classVar  = [x for x in l_metaData if x.isupper() ]
        for str_var in l_classVar:
            str_val = getattr(self, str_var)
            print("%20s: %s" % (str_var, str_val))