Merge "Port items from instack-undercloud"

elements/overcloud-base/install.d/51-persistent-journal

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+set -eu
+set -o pipefail
+
+# Enable persistent logging for the systemd journal
+mkdir -p /var/log/journal

elements/overcloud-compute/post-install.d/51-remove-libvirt-default-net

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+set -eux
+set -o pipefail
+
+rm -f /etc/libvirt/qemu/networks/autostart/default.xml

elements/override-pip-and-virtualenv/README.md

@@ -0,0 +1,4 @@
+This element will override the behavior from the pip-and-virtualenv element
+from tripleo-image-elements so that python-pip and python-virtualenv are never
+installed.
+

elements/override-pip-and-virtualenv/element-provides

@@ -0,0 +1 @@
+pip-and-virtualenv