update changelog for #219
update changelog for #219

RolandStuder/styleguide,RolandStuder/styleguide,swiss/styleguide,ComperioAG/styleguide_geologieportal,manuelroth/styleguide,swiss/styleguide,RolandStuder/styleguide,manuelroth/styleguide,ComperioAG/styleguide_mont-terri,ComperioAG/styleguide_geologieportal,ComperioAG/styleguide_mont-terri,manuelroth/styleguide