ver Jan11thv2

a new Thunderbird example w.r.t. email filter

desktop_env/evaluators/metrics/__init__.py

@@ -7,4 +7,4 @@ from .pdf import check_pdf_pages
 from .libreoffice import check_libre_locale
 from .vlc import is_vlc_playing, is_vlc_recordings_folder
 from .general import check_csv, check_accessibility_tree, check_list
-from .thunderbird import check_thunderbird_prefs
+from .thunderbird import check_thunderbird_prefs, check_thunderbird_filter