This git project describes that how to custom Gerrit Theme.
The branch of master only has README.md.
Ohters branches have folder and file, such as: etc, static, README.md...
And the branch name is relate with Gerrit version .
etc: store file "gerrit.css", "GerritSiteFooter.html", "GerritSiteHeader.html"
static: store logo picture
design: store file of gerrit web relate properties