By default accept any language as understood

desktop_client.py

@@ -1362,7 +1362,7 @@ def run_desktop_client(base_dir: str, proxy_type: str, http_prefix: str,
     content_license_url = 'https://creativecommons.org/licenses/by/4.0'
 
     blocked_cache = {}
-    languages_understood = [system_language]
+    languages_understood = []
 
     indent = '   '
     if show_new_posts:

epicyon.py

@@ -265,6 +265,10 @@ parser.add_argument('--language', dest='language',
                     type=str, default=None,
                     help='Specify a single language code, ' +
                     'eg. "en" or "fr" or "de"')
+parser.add_argument('--languagesUnderstood', dest='languages_understood',
+                    type=str, default=None,
+                    help='List of the default languages understood eg. ' +
+                    '"en / fr"')
 parser.add_argument('-a', '--addaccount', dest='addaccount',
                     type=str, default=None,
                     help='Adds a new account')
@@ -1395,7 +1399,8 @@ if args.message:
     signing_priv_key_pem = None
     if args.secure_mode:
         signing_priv_key_pem = get_instance_actor_key(base_dir, domain)
-    languages_understood = [args.language]
+    if args.languages_understood:
+        languages_understood = [args.languages_understood]
 
     print('Sending post to ' + args.sendto)
     send_post_via_server(signing_priv_key_pem, __version__,

inbox.py

@@ -4542,7 +4542,7 @@ def run_inbox_queue(recent_posts_cache: {}, max_recent_posts: int,
         for handle, _ in recipients_dict.items():
             destination = \
                 queue_json['destination'].replace(inbox_handle, handle)
-            languages_understood = [system_language]
+            languages_understood = []
             _inbox_after_initial(recent_posts_cache,
                                  max_recent_posts,
                                  session, key_id, handle,