ensure also alternative email addresses are used when looking up user
ensure also alternative email addresses are used when looking up user

dplarson/gitlabhq,screenpages/gitlabhq,LUMC/gitlabhq,dreampet/gitlab,martijnvermaat/gitlabhq,screenpages/gitlabhq,martijnvermaat/gitlabhq,LUMC/gitlabhq,daiyu/gitlab-zh,shinexiao/gitlabhq,shinexiao/gitlabhq,htve/GitlabForChinese,dreampet/gitlab,t-zuehlsdorff/gitlabhq,allysonbarros/gitlabhq,darkrasid/gitlabhq,jirutka/gitlabhq,jirutka/gitlabhq,t-zuehlsdorff/gitlabhq,darkrasid/gitlabhq,dplarson/gitlabhq,dwrensha/gitlabhq,SVArago/gitlabhq,larryli/gitlabhq,openwide-java/gitlabhq,htve/GitlabForChinese,Soullivaneuh/gitlabhq,mmkassem/gitlabhq,larryli/gitlabhq,htve/GitlabForChinese,mr-dxdy/gitlabhq,stoplightio/gitlabhq,Soullivaneuh/gitlabhq,icedwater/gitlabhq,htve/GitlabForChinese,daiyu/gitlab-zh,axilleas/gitlabhq,t-zuehlsdorff/gitlabhq,mmkassem/gitlabhq,LUMC/gitlabhq,icedwater/gitlabhq,martijnvermaat/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,martijnvermaat/gitlabhq,darkrasid/gitlabhq,mmkassem/gitlabhq,Soullivaneuh/gitlabhq,openwide-java/gitlabhq,Soullivaneuh/gitlabhq,larryli/gitlabhq,dreampet/gitlab,shinexiao/gitlabhq,SVArago/gitlabhq,allysonbarros/gitlabhq,SVArago/gitlabhq,axilleas/gitlabhq,openwide-java/gitlabhq,screenpages/gitlabhq,dwrensha/gitlabhq,SVArago/gitlabhq,mr-dxdy/gitlabhq,openwide-java/gitlabhq,mmkassem/gitlabhq,mr-dxdy/gitlabhq,jirutka/gitlabhq,screenpages/gitlabhq,dwrensha/gitlabhq,mr-dxdy/gitlabhq,larryli/gitlabhq,allysonbarros/gitlabhq,t-zuehlsdorff/gitlabhq,daiyu/gitlab-zh,dwrensha/gitlabhq,iiet/iiet-git,daiyu/gitlab-zh,iiet/iiet-git,LUMC/gitlabhq,icedwater/gitlabhq,dplarson/gitlabhq,icedwater/gitlabhq,jirutka/gitlabhq,axilleas/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,stoplightio/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,allysonbarros/gitlabhq,shinexiao/gitlabhq,dreampet/gitlab,darkrasid/gitlabhq