Add a prerequisites section, add some links
Add a prerequisites section, add some links

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