Remove non-ascii chars in nzb folder name

headphones/helpers.py

@@ -32,6 +32,7 @@ import functools
 import re
 import os
 from mediafile import MediaFile, FileTypeError, UnreadableFileError
+from unidecode import unidecode
 import headphones
 
 
@@ -952,6 +953,8 @@ def sab_sanitize_foldername(name):
     if not name:
         return
 
+    name = unidecode(name)
+
     lst = []
     for ch in name.strip():
         if ch in FL_ILLEGAL: