Displays fonts summary.

def _fontSummary(self, font_file_count, font_family_count=None):
        """
        Displays fonts summary.
        """
        if not self._display['omit_summary']:
            if font_family_count is None:
                print('Total font files:', font_file_count)
            else:
                print('The character is present in {0} font file{1} and {2} font famil{3}'.format(
                    font_file_count,
                    's' if font_file_count != 1 else '',
                    font_family_count,
                    'ies' if font_family_count != 1 else 'y'
                ))