changes to base nova configuration

- correct typos/syntax errors in configuration scripts
- make config script consistent with other images
- do not create keystone entries in base image script

Change-Id: I42986fe1b9c80c5b0735fd70294bce1a6223a3ca
fix nova-controller pod

remove nova-controller image, which is not meant to be started directly.
add required NEUTRON_SHARED_SECRET environment variable.

Change-Id: Id671c5473db8e6e222b16ccdfd9eaedc872c60fa
have start.sh source in common configuration script

Change-Id: I90fcd6ed43ce6c2b224eb43492586c8f4231ceda
Nova has an undeclared dependency on python-cinderclient

Nova imports python-cinderclinet, which is not present by just
installing python-nova-api.  Hard yum-install it until upstream
fixes packaging.

Change-Id: I3187721d3eda7ce81da9540469fcc93b93560d3b
introduce conductor to common configuration

- source in common configuration script
- actually sync the database

Change-Id: I61d50edb0b44a71800e172c4777d3b40026e8521
introduce scheduler to common configuration

Change-Id: I56156ed59b6678180bcb5d1bdd00233d8f339643
renamed nova-controller -> n-c-base

there is a 31 character limit on image names in docker hub.

Change-Id: I9624668fc2f09c397084eadf792d4d0cc8486ae1