Remove background color differentiation from gitlab logo/text in sidebar
Remove background color differentiation from gitlab logo/text in sidebar

Signed-off-by: Dmitriy Zaporozhets <be23d75b156792e5acab51b196a2deb155d35d6a@gmail.com>

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