Bugfix in collecting data to generate PO file.
Bugfix in collecting data to generate PO file.

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