Changed interfaces:

between 0.4.0 and 0.5.0:
valid_par:
char *
gpiv_valid_check_parameters_read (GpivValidPar *piv_valid_par,
				  GpivValidPar piv_valid_par_default
				  );
changed to:
char *
gpiv_valid_check_parameters_read (GpivValidPar *piv_valid_par,
				  GpivValidPar *piv_valid_par_default
				  );


void 
gpiv_valid_test_parameter (GpivValidPar * piv_valid_par
			   );
to:
void 
gpiv_valid_test_parameters (GpivValidPar * piv_valid_par
			   );


io:
