title: ERROR Sorry! ionic serve can only be run in an Ionic project directory
body: <p>I am using ionic 1 project. After update cordova i get "[ERROR] Sorry! ionic serve can only be run in an Ionic project directory" error message in ionic 1 project. When i try to create new ionic project by "ionic start myApp tabs" It build me new project and its ionic 2. How can i go back to ionic 1 and run my old project ?</p>