Fix LabelsHelper#can_subscribe_to_label_in_different_levels
Fix LabelsHelper#can_subscribe_to_label_in_different_levels

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