Fixes #1966
Fixes #1966

ascii characters do not have to be converted in utf8 when reading SPPS
files

vankesteren/jasp-desktop,FransMeerhoff/jasp-desktop,TimKDJ/jasp-desktop,AlexanderLyNL/jasp-desktop,jasp-stats/jasp-desktop,vankesteren/jasp-desktop,boutinb/jasp-desktop,boutinb/jasp-desktop,boutinb/jasp-desktop,boutinb/jasp-desktop,AlexanderLyNL/jasp-desktop,jasp-stats/jasp-desktop,boutinb/jasp-desktop,boutinb/jasp-desktop,FransMeerhoff/jasp-desktop,FransMeerhoff/jasp-desktop,jasp-stats/jasp-desktop,jasp-stats/jasp-desktop,FransMeerhoff/jasp-desktop,AlexanderLyNL/jasp-desktop,TimKDJ/jasp-desktop,AlexanderLyNL/jasp-desktop,TimKDJ/jasp-desktop,jasp-stats/jasp-desktop,jasp-stats/jasp-desktop,TimKDJ/jasp-desktop,vankesteren/jasp-desktop,FransMeerhoff/jasp-desktop,TimKDJ/jasp-desktop,vankesteren/jasp-desktop,FransMeerhoff/jasp-desktop,boutinb/jasp-desktop,FransMeerhoff/jasp-desktop,TimKDJ/jasp-desktop,AlexanderLyNL/jasp-desktop,FransMeerhoff/jasp-desktop,AlexanderLyNL/jasp-desktop,TimKDJ/jasp-desktop,jasp-stats/jasp-desktop,vankesteren/jasp-desktop,AlexanderLyNL/jasp-desktop,vankesteren/jasp-desktop,TimKDJ/jasp-desktop,AlexanderLyNL/jasp-desktop,jasp-stats/jasp-desktop,boutinb/jasp-desktop,vankesteren/jasp-desktop,vankesteren/jasp-desktop