code: function(next) {
        self.loadAllExtensions(function() {
          // Add middleware to make html5mode work in angular.
          self.routers.page.use(function(request, response, next) {
            // If between JSON and HTML it prefers HTML, return index.html content since
            // we know its a direct browser request or another HTML consuming client.
            if (request.accepts(['json', 'html']) === 'html') {
              // Serve the right index.html taking into account overrides.
              return self.staticDiscover('index.html', function(indexFile) {
                response.status(200).sendFile(indexFile);
              });
            }
            next();
          });
          next();
        });
      }
docs: Load all extensions and call init hooks on all of them.