Renamed our Apache2 site to be present in sites-available versus sites-enabled.
Created shipper_config.pp to provision the shipper VM. Modified Vagrantfile to add in the shipper VM configuration.
Modified central_config.pp to make the logstash-central service require that Redis and ElasticSearch be running.
Added port 9200 to expose elasticsearch web interface. Added ports 5222, 5223 for possible jabber server.
Added kernel parameter suggested for redis-server running on the central server.
Modified the syslog input section. Modified apache input section to reflect logfile location. Reorganized filter section. Completely commented out the email output section, since it crashed the agent.
Obtained original copy of logstash-agent init script from LogStash book website.
Removed 'nohup' from the logstash-agent init script. Added newline to end of logstash-agent.init.
Merge branch 'add_shipper.' Done to pull in changes made to make the shipper VM function correctly.