Merge branch 'logstash_1.4' of https://github.com/lusis/chef-logstash into logstash_1.4

* 'logstash_1.4' of https://github.com/lusis/chef-logstash:
  add cookbook parameter to runit resource
  remove duplicate plugin_install_type attribute definition, move comment
  test not for openjdk package version but for java -version we switched to using oracle java 1.7 in 48c3ec06
  use correct name for get_ip_for_node()
  fixes tests, makes tests pass
  fixes Vagrantfile
  change index variable name to es_index
  custom index support
add java_opts and ipv4_only to tarball+java init scripts
Merge pull request #309 from n1koo/add_java_opts_to_native_rhel_init

Add java opts to native rhel init