update gulpfile to remove --production flag. it was always forgotten when releasing...
update gulpfile to remove --production flag. it was always forgotten when releasing...

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