gcloud app deploy ./app.yaml
After the application is deployed, you can visit it by opening the URL http://[yourappname]
To upload your cron jobs, you must specify the cron.yaml as a parameter to the following gcloud command:
gcloud app deploy cron.yaml
Cron jobs can be checked at https://console.cloud.google.com/appengine/taskqueues
If you get an error with multiple versions (greater than 15)
Get the list of versions:
gcloud app versions list
Delete versions (multiple separated by space)
gcloud app versions delete [version#1] [version#2] ..etc