Add documentation for custom Git hook error message in GitLab's UI
Add documentation for custom Git hook error message in GitLab's UI

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