* [wizard] refactor and UI cleanups
* [wip] attach image control cleanup
* try and detect lang, country, gravatar
* password control
* frappe.wiz to frappe.setup
* cleaned up slides, yet to decide on master data
* Add function to add dynamic fields in layout
* [fix] independent slide fields numbering by deep-cloning initial fields
* refresh only appended fields, autofill user_details
* [wizard] UI test
* [wizard] frappe icon, reuse get_geo_ip_country, cleanups
