doc: added a picture of the profile page when the email is empty
doc: added a picture of the profile page when the email is empty

Signed-off-by: Miquel Sabaté Solà <b4d70704b9e7df580cab34510621dbd0aacb2dfd@suse.com>

kwk/Portus,krishnak9/Portus,mssola/Portus,kwk/Portus,angry-tony/Portus-20170827,armbuilds/portus,morodin/Portus,angry-tony/Portus-20170827,angry-tony/Portus-20170827,bencevans/Portus,SUSE/Portus,armbuilds/portus,morodin/Portus,jloehel/Portus,bencevans/Portus,SUSE/Portus,angry-tony/Portus-20170827,mssola/Portus,kwk/Portus,SUSE/Portus,thuongdinh/Portus,SUSE/Portus,jloehel/Portus,vpereira/Portus,mssola/Portus,jloehel/Portus,armbuilds/portus,krishnak9/Portus,bencevans/Portus,krishnak9/Portus,thuongdinh/Portus,thuongdinh/Portus,vpereira/Portus,vpereira/Portus,mssola/Portus,krishnak9/Portus,morodin/Portus