Remove unused mime_types
Remove unused mime_types

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