logging: first pass at logstash-forwarder
logging: use vars for upstream host:port
logging: use correct jinja var syntax, not logic
logging: use copy module, not file module
logging: lsf config per role

logging: config lsf - cinder-control, cinder-data
logging: config lsf - glance
logging: config lsf - heat
logging: config lsf - keystone
logging: config lsf - neutron-control
logging: config lsf - neutron-data
logging: config lsf - neutron-data-network
logging: config lsf - nova-control, nova-data
logging: fix test/setup config path
logging: handle when no main logs followed
logging: add cleanup tasks for rsyslog configs
logging: create config role for abstraction
logging-config: all service roles
logging: address comments on cleanup
logging-config: fix bad rebase indent
Merge pull request #648 from blueboxgroup/lsf

logging: first pass at logstash-forwarder