Update README with the correct link to elastic

Author: ph

README.md

@@ -1,15 +1,15 @@
 # Logstash Plugin
 
-This is a plugin for [Logstash](https://github.com/elasticsearch/logstash).
+This is a plugin for [Logstash](https://github.com/elastic/logstash).
 
 It is fully free and fully open source. The license is Apache 2.0, meaning you are pretty much free to use it however you want in whatever way.
 
 ## Documentation
 
-Logstash provides infrastructure to automatically generate documentation for this plugin. We use the asciidoc format to write documentation so any comments in the source code will be first converted into asciidoc and then into html. All plugin documentation are placed under one [central location](http://www.elasticsearch.org/guide/en/logstash/current/).
+Logstash provides infrastructure to automatically generate documentation for this plugin. We use the asciidoc format to write documentation so any comments in the source code will be first converted into asciidoc and then into html. All plugin documentation are placed under one [central location](http://www.elastic.co/guide/en/logstash/current/).
 
 - For formatting code or config example, you can use the asciidoc `[source,ruby]` directive
-- For more asciidoc formatting tips, see the excellent reference here https://github.com/elasticsearch/docs#asciidoc-guide
+- For more asciidoc formatting tips, see the excellent reference here https://github.com/elastic/docs#asciidoc-guide
 
 ## Need Help?
 
@@ -83,4 +83,4 @@ Programming is not a required skill. Whatever you've seen about open source and
 
 It is more important to the community that you are able to contribute.
 
-For more information about contributing, see the [CONTRIBUTING](https://github.com/elasticsearch/logstash/blob/master/CONTRIBUTING.md) file.
+For more information about contributing, see the [CONTRIBUTING](https://github.com/elastic/logstash/blob/master/CONTRIBUTING.md) file.