Replace check.runtest with own function to avoid UnicodeEncodeErrors
Replace check.runtest with own function to avoid UnicodeEncodeErrors

mathjazz/pontoon,mastizada/pontoon,participedia/pontoon,jotes/pontoon,yfdyh000/pontoon,vivekanand1101/pontoon,mathjazz/pontoon,Osmose/pontoon,Osmose/pontoon,mozilla/pontoon,Osmose/pontoon,mathjazz/pontoon,yfdyh000/pontoon,yfdyh000/pontoon,vivekanand1101/pontoon,Jobava/mirror-pontoon,jotes/pontoon,Osmose/pontoon,Jobava/mirror-pontoon,mathjazz/pontoon,m8ttyB/pontoon,mastizada/pontoon,Jobava/mirror-pontoon,vivekanand1101/pontoon,mozilla/pontoon,mozilla/pontoon,m8ttyB/pontoon,participedia/pontoon,m8ttyB/pontoon,yfdyh000/pontoon,mastizada/pontoon,mozilla/pontoon,Jobava/mirror-pontoon,mozilla/pontoon,m8ttyB/pontoon,vivekanand1101/pontoon,sudheesh001/pontoon,jotes/pontoon,sudheesh001/pontoon,participedia/pontoon,sudheesh001/pontoon,jotes/pontoon,sudheesh001/pontoon,mastizada/pontoon,participedia/pontoon,mathjazz/pontoon