Improve the documentation of the signup item, password items is outdated now since people are used to the behaviour.
Improve the documentation of the signup item, password items is outdated now since people are used to the behaviour.

8thcolor/eurucamp2014-htdsadr,8thcolor/rubyconfau2015-sadr,8thcolor/rubyconfau2015-sadr,8thcolor/rubyconfau2015-sadr,8thcolor/eurucamp2014-htdsadr,8thcolor/eurucamp2014-htdsadr