Gemfile in logstash-input-elasticsearch-4.12.1 vs Gemfile in logstash-input-elasticsearch-4.12.2

- old
+ new

@@ -7,5 +7,8 @@
 
 if Dir.exist?(logstash_path) && use_logstash_source
   gem 'logstash-core', :path => "#{logstash_path}/logstash-core"
   gem 'logstash-core-plugin-api', :path => "#{logstash_path}/logstash-core-plugin-api"
 end
+
+gem 'manticore', ENV['MANTICORE_VERSION'] if ENV['MANTICORE_VERSION']
+gem 'elasticsearch', ENV['ELASTICSEARCH_VERSION'] if ENV['ELASTICSEARCH_VERSION']