Logstash提供插件未得到良好支持的警告

当使用详细日志（-v）启动logstash时，我在配置中使用的几乎每个插件都会给我以下警告：

$ /opt/logstash/bin/logstash -f logstash.conf -v
Using version 0.1.x input plugin 'file'. This plugin isn't well supported by the community and likely has no maintainer. {:level=>:info}
Using version 0.1.x codec plugin 'plain'. This plugin isn't well supported by the community and likely has no maintainer. {:level=>:info}
Using version 0.1.x filter plugin 'csv'. This plugin isn't well supported by the community and likely has no maintainer. {:level=>:info}
Using version 0.1.x filter plugin 'mutate'. This plugin isn't well supported by the community and likely has no maintainer. {:level=>:info}
Using version 0.1.x filter plugin 'date'. This plugin isn't well supported by the community and likely has no maintainer. {:level=>:info}
Using version 0.1.x filter plugin 'ruby'. This plugin isn't well supported by the community and likely has no maintainer. {:level=>:info}
(...)

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我的设置是否有问题，或者这只是出于过于谨慎的考虑？我正在使用logstash v1.5.0。

没什么好担心的。谢谢，我相信你的话：）