Merge pull request #44 from markvoelker/multi-node

Fix Bug 1187184 by removing an extraneous trailing whitespace that
added cinder to modules.list, sorted it alphabetically
deleted the old puppet-modules.sh
Merge pull request #45 from dontalton/cinder-script

added cinder to modules.list, sorted it alphabetically
added documentation to support vm_net_ip
added blurb for internal_ip
clarified each interface definition, it's purpose, and clarified variable names between
core.pp and site.pp.example
added tunnel_ip and internal_ip definitions
fixed description for setting $internal_ip and $tunnel_ip
replaced $controller_node_address with $controller_node_internal
for controller creation
Merge pull request #48 from dontalton/multi-node

clarified interface definitions (tunnel_ip, internal_ip), variable names, between core.pp and site.pp
removed $internal_ip from compute class as it is already defined in core.pp to use $controller_address_internal
Merge pull request #49 from dontalton/multi-node

removed internal_ip from controller definition as it is not parameterized in the class definition in core.pp.