Avoid failing on 'reclass --top' because of errors in other models

Change-Id: I63696c9e65db6242af8a79e61655af6bf9196abd
Reviewed-on: https://review.gerrithub.io/370573
Reviewed-by: Dennis Dmitriev <dis.xcom@gmail.com>
Tested-by: Dennis Dmitriev <dis.xcom@gmail.com>
3 files changed