Add ability to enable debug logging on seed

Because our seed uses a static config json we require special logic to
enable debug logging on it.

Change-Id: If38d9947e6e70ce537219caf1e2835285351d960

elements/seed-debug-logging/README.md

@@ -0,0 +1,3 @@
+Enable debug logging on the seed
+
+Adding this element will turn on debug for the openstack services.

elements/seed-debug-logging/debug.json

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+{
+  "ceilometer": {
+    "debug": true
+  },
+  "cinder": {
+    "debug": true
+  },
+  "glance": {
+    "debug": true
+  },
+  "heat": {
+    "debug": true
+  },
+  "ironic": {
+    "debug": true
+  },
+  "neutron": {
+    "debug": true
+  },
+  "nova": {
+    "debug": true
+  }
+}

elements/seed-debug-logging/element-deps

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+seed-stack-config

elements/seed-debug-logging/install.d/02-seed-debug-logging

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+#!/bin/bash
+
+set -eux
+set -o pipefail
+
+install -D -m 0755 -o root -g root "$(dirname $0)/../debug.json" /var/lib/os-collect-config/local-data/debug.json