Fixed building SKIRT on Ubuntu with makeSKIRT.sh
Fixed building SKIRT on Ubuntu with makeSKIRT.sh

SKIRT/SKIRT,raesjo/SKIRTcorona,raesjo/SKIRT,raesjo/SKIRTcorona,raesjo/SKIRT,SKIRT/SKIRT,raesjo/SKIRT,raesjo/SKIRTcorona,SKIRT/SKIRT