Return errs only if it contains at least one error.
-rw-r--r-- 115 app.yaml
drwxr-xr-x - app
-rwxr-xr-x 348 deploy.sh
drwxr-xr-x - fitbit
drwxr-xr-x - gfit
-rw-r--r-- 8208 gfitsync.go