Packages for distributed serialization added to bootstrap

All packages required for fuel-nailgun added to the bootstrap image.
Dask worker startup added.

Change-Id: I7155601a0f95c891a40f3c9d02d1758936ffbb45
Implements: blueprint distributed-serialization

contrib/fuel_bootstrap/files/xenial/usr/bin/fix-configs-on-startup

@@ -71,5 +71,5 @@ done
 echo "identity = $(head -n 1 /etc/nailgun_uid)" >> /etc/mcollective/server.cfg
 service mcollective restart
 
-# restart the dispynode service
-systemctl restart dispynode
+# starting distributed serialization worker
+/usr/bin/dask-worker --nprocs=`nproc` --nthreads 1 @MASTER_NODE_IP@:8002

contrib/fuel_bootstrap/fuel_bootstrap_cli/fuel_bootstrap/settings.yaml.sample

@@ -55,8 +55,47 @@ packages:
   - irqbalance
   - iputils-arping
   # Packages required for distributed serialization
-  - python-dispy
-  - python-psutil
+  - python-distributed
+  - python-alembic
+  - python-amqplib
+  - python-anyjson
+  - python-babel
+  - python-cinderclient
+  - python-crypto
+  - python-decorator
+  - python-fysom
+  - python-iso8601
+  - python-jinja2
+  - python-jsonschema
+  - python-keystoneclient
+  - python-keystonemiddleware
+  - python-kombu
+  - python-mako
+  - python-markupsafe
+  - python-migrate
+  - python-netaddr
+  - python-netifaces
+  - python-networkx
+  - python-novaclient
+  - python-oslo-config
+  - python-oslo-db
+  - python-oslo-serialization
+  - python-paste
+  - python-ply
+  - python-psycopg2
+  - python-pydot-ng
+  - python-requests
+  - python-simplejson
+  - python-six
+  - python-sqlalchemy
+  - python-stevedore
+  - python-tz
+  - python-urllib3
+  - python-uwsgidecorators
+  - python-webpy
+  - python-wsgilog
+  - python-yaml
+  - python-yaql
 # Ignore proxy for this repos
 #direct_repo_addresses:
 #    - 127.0.0.1