New update for users

User Avatar common component
User menu: logout, settings, profile
Settings init
caching errors on fetch returned promise

• Introducing Settings

User can change password, email or other data.
Option to delete user's account

• Settings options

Responsive for Settings
On logout return to '/' href
Responsive fix on other parts of app.
Report a problem button in footer

• CODEOWNER file

• Other
  new utils method
  new unit tests
  bug fixes