Also, the status description was not translation aware

Conflicts:
	locale/converse.pot

Mention FR translations.
Make sure "... is typing" gets translated.

With auto_subscribe=True, "Pending Contacts" header didn't disappear
after user was added to the roster.

Don't sort roster contacts needlessly.
Don't call show() or hide() needlessly.
No need for setting a 'sorted' attr on the last item.