Implement host and user profile permissions

Parent: [EPIC] Host and User Profile Managment (aura#41 - closed)

Compare and implement permission requirements in

• [STORY] As a user I want an UI to manage my ava... (dashboard#86 - closed)
• [STORY] As a ProKo I want a simple way to creat... (dashboard#219 - closed)
• [STORY] as a user I want blocked fields in the ... (dashboard#298 - closed)

Proposal

Requirements can be found below, provided by @fm_margarethem.