Bugfix: Finally proper get_locale_directory function, returning exact values for projects not using locale directories and returning None for projects with missing locale directories
Bugfix: Finally proper get_locale_directory function, returning exact values for projects not using locale directories and returning None for projects with missing locale directories

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