spec the new behavior of .class_for
spec the new behavior of .class_for

and more robustly spec the ancestor behavior

dreampet/gitlab,stoplightio/gitlabhq,dreampet/gitlab,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,dreampet/gitlab,stoplightio/gitlabhq,stoplightio/gitlabhq,htve/GitlabForChinese,htve/GitlabForChinese,dplarson/gitlabhq,darkrasid/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,mmkassem/gitlabhq,axilleas/gitlabhq,axilleas/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,darkrasid/gitlabhq,stoplightio/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,jirutka/gitlabhq,mmkassem/gitlabhq,jirutka/gitlabhq,axilleas/gitlabhq,darkrasid/gitlabhq,darkrasid/gitlabhq,t-zuehlsdorff/gitlabhq,htve/GitlabForChinese,htve/GitlabForChinese,jirutka/gitlabhq,dplarson/gitlabhq,dreampet/gitlab