Sets the value for this settings key to the inputed value.
        
        :param      key     | <str>
                    value   | <variant>

def setValue(self, key, value):
        """
        Sets the value for this settings key to the inputed value.
        
        :param      key     | <str>
                    value   | <variant>
        """
        curr = self._stack[-1]
        curr[key] = value