Display avatars in contact intro drawer, if available

changed milestone to %Desktop 0.1.0

added Sponsor 7 label

Looks like we're still using the identicons there even if the contacts do have avatars.

This only applies to the second screen of the drawer.

changed title from Display avatars in contract intro drawer, if available to Display avatars in contact intro drawer, if available

added P: high T: bug labels

assigned to @sebkur

added S: in progress label

mentioned in merge request !101 (merged)

removed S: in progress label

added S: in code review label

closed with merge request !101 (merged)