Remove a spec: validate_uniqueness_of for key
Remove a spec: validate_uniqueness_of for key

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