Add artifacts_expire_in method for Ci::Build
Add artifacts_expire_in method for Ci::Build

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