Install Gollum
gem install gollum
Clone your wiki
git clone https://gitlab.onelab.info/gmsh/gmsh.wiki.git
cd gmsh.wiki
Start Gollum and edit locally
gollum == Sinatra/1.3.5 has taken the stage on 4567 for development with backup from Thin >> Thin web server (v1.5.0 codename Knife) >> Maximum connections set to 1024 >> Listening on 0.0.0.0:4567, CTRL+C to stop