Set locked status on window title when locked. Don't exit on incorrect key, let it be tried again

bouquin/locales/en.json

@@ -85,7 +85,7 @@
     "history_dialog_delete": "&Delete revision",
     "history_dialog_delete_failed": "Could not delete revision",
     "key_prompt_enter_key": "Enter key",
-    "lock_overlay_locked_due_to_inactivity": "Locked due to inactivity",
+    "lock_overlay_locked": "Locked",
     "lock_overlay_unlock": "Unlock",
     "main_window_lock_screen_accessibility": "&Lock screen",
     "main_window_ready": "Ready",

bouquin/locales/fr.json

@@ -69,7 +69,7 @@
     "history_dialog_revert_to_selected": "Revenir à la sélection",
     "history_dialog_revert_failed": "Échec de la restauration",
     "key_prompt_enter_key": "Saisir la clé",
-    "lock_overlay_locked_due_to_inactivity": "Verrouillé pour cause d’inactivité",
+    "lock_overlay_locked": "Verrouillé",
     "lock_overlay_unlock": "Déverrouiller",
     "main_window_ready": "Prêt",
     "main_window_save_a_version": "Enregistrer une version",

bouquin/locales/it.json

@@ -69,7 +69,7 @@
     "history_dialog_revert_to_selected": "Ripristina alla versione selezionata",
     "history_dialog_revert_failed": "Ripristino fallito",
     "key_prompt_enter_key": "Inserisci la chiave",
-    "lock_overlay_locked_due_to_inactivity": "Bloccato per inattività",
+    "lock_overlay_locked": "Bloccato",
     "lock_overlay_unlock": "Sblocca",
     "main_window_ready": "Pronto",
     "main_window_save_a_version": "Salva versione",