Put clear passwords as password-option. Remove use of clear-password-fie...

Now, only the 'crypt'-field of the database is used and I added a new crypto-method 'clear'!
Quoting style doesn't match. Also, "...for no encryption recommended" doesn't sound well. I think it would sound better if we had a discouraging warning in a separate line here. I can add that myself, if you have trouble with English.