Added method on `get-ptype-metaclass' that specifies that a CLOS class is its own ptype metaclass (for handling of anynomous classes as per the CLIM spec).
Added method on `get-ptype-metaclass' that specifies that a CLOS class
is its own ptype metaclass (for handling of anynomous classes as per
the CLIM spec).

informatimago/mcclim,quek/mcclim,informatimago/mcclim,quek/mcclim