     Command.help.execute()
 }
 
+CFRunLoopRun()
 

    func execute() {
        switch self {
        case .server:
            run("swift", "build", message: "Building...")
            run(".build/debug/Fly", wait: false)
            run("tail", "-fn0", "log/development.log", longRunning: true)
        case .docker:

               NSNotificationCenter.defaultCenter().removeObserver(observer)
            }
        }
    } else {
        if wait {
            printFileData(fileHandle)
