add user edit profile form

[wolfhardfehre]

when a user is logged in a form pops up to edit the user profile.

• user can add pictures (at least one)
• user can chose if the user can be contacted with the profile email
• user needs to provide a profile name
• user provides at least one keyword
• user can provide social media account links (multiple)
• publish button / discard button
• totally delete account button (double confirmation)