Minor change to wording of language config

app/models/config.py

@@ -2,7 +2,7 @@ class Config:
     # Derived from here:
     # https://sites.google.com/site/tomihasa/google-language-codes#searchlanguage
     LANGUAGES = [
-        {'name': 'Default (use server location)', 'value': ''},
+        {'name': 'Default (none specified)', 'value': ''},
         {'name': 'English', 'value': 'lang_en'},
         {'name': 'Afrikaans', 'value': 'lang_af'},
         {'name': 'Arabic', 'value': 'lang_ar'},