Remove old LabelManager.
Remove old LabelManager.

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