Synopsis: write( self, context, standard_text, underscoreIsBlank=False, quotState='left' )
This currently provides only transformations for German "Umlaute", ligatures, and the special characters <, >, &, and ". The quotstate is irrelevant to this output format. Also implemented: Special treatment of backslash for quoting ", underscore, and itself with reference to argument underscoreIsBlank.