separate the install steps from the config steps
take proxy ip as a command line arg

install script will run config script if it gets a command line arg
config script will prompt if it *doesn't* get a command line arg
create helper scripts

for config_service_token, service_endpoint
try to figure out if config_admin_port should be used in
config_service_token instead of hard-coded value
provide real port numbers
gather tenant token as well
fixup tenant
script-ify middleware settings
Add get_id function
Chmod +x on default_keystone_config.sh. And correct the syntax.
Tweaked README for how to use the script
edit README
Edit README
abort install on failure
Merge pull request #2 from swiftstack/seperate-config-from-install

separate the install steps from the config steps