Retrieve namespace owner's avatar by owner, not owner#email.
Retrieve namespace owner's avatar by owner, not owner#email.

iiet/iiet-git,stoplightio/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,mmkassem/gitlabhq,jirutka/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,iiet/iiet-git,jirutka/gitlabhq,stoplightio/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,iiet/iiet-git,axilleas/gitlabhq,jirutka/gitlabhq,dreampet/gitlab,axilleas/gitlabhq,mmkassem/gitlabhq,stoplightio/gitlabhq,dreampet/gitlab,mmkassem/gitlabhq