Updated openstack/openstack
Project: openstack-dev/devstack  6ef165cd7ae274b95eb46c8f5543726c4fcc811c
null
Make rejoin-stack.sh resume file logging if enabled

This patch ensures that screen will resume logging to files
after rejoin-stack.sh when SCREEN_LOGDIR is set.

Change-Id: I4c3eae0df7755b700dd8acf4bf14b7e383372ca3
Closes-bug: 1192568