Clarify instructions

[BigSnicker]

The module installed well, but the instructions to add extra user fields aren't clear to us.

Can you possibly add detail on how "to collect and manage some extra user fields on registration and profile edition."?

[Quentinchampenois]

Hello @BigSnicker,

Just a message to tell you that a documentation is now available on the module, do not hesitate to give feedback, thank you !