code: function init(domainManager) {
      _domainManager = domainManager;
      if (!domainManager.hasDomain("launcher")) {
          domainManager.registerDomain("launcher", {major: 0, minor: 1});
      }
      domainManager.registerCommand(
          "launcher",      // domain name
          "launch",       // command name
          _cmdLaunch,     // command handler function
          false,          // this command is synchronous in Node
          "Launches a given HTML file in the browser for live development",
          [
              { name: "url", type: "string", description: "file:// url to the HTML file" },
              { name: "browser", type: "string", description: "browser name"}
          ],
          []
      );
  }
docs: Initializes the domain and registers commands.
  @param {DomainManager} domainManager The DomainManager for the server