Update local_settings variables

have DEPLOY_ENV with the environment being used and have the verbose
version be called DEPLOY_ENV_NAME

Later we might move to the DEPLOY_ENV being put into a one line python
file by tasks.py and used for other things, but for now it will do.
add cookiecutter prefix to more vars
Add haystack settings to cookiecutter project

for django_type normal or cms

These are set to use localhost in development, fen-vz-elasticsearch for
dev and staging, and lin-elasticsearch over openvpn for production.  The
index name is set so it will be unique for each environment.