Unify error messages
Unify error messages

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