Update README.md

Author: bcuff

README.md

@@ -4,7 +4,7 @@ Add-on to [elasticsearch-net / NEST](https://github.com/elastic/elasticsearch-ne
 
 ## Install Package
 On Nuget
-* [Current Version](https://www.nuget.org/packages/Elasticsearch.Net.Aws/)
+* [Current Version 5.0+](https://www.nuget.org/packages/Elasticsearch.Net.Aws/)
 * [NEST / Elasticsearch.Net 2.X](https://www.nuget.org/packages/bcuff.Elasticsearch.Net.Aws-v2/)
 * [NEST / Elasticsearch.Net 1.X](https://www.nuget.org/packages/Elasticsearch.Net.Aws-v1/)