Merge pull request #1922 from xeraa/patch-2

Update the location of the Elastic License

elasticsearch/license.md

@@ -1 +1 @@
-View [license information](https://github.com/elastic/elasticsearch/blob/6.4/licenses/ELASTIC-LICENSE.txt) for the software contained in this image.
+View [license information](https://github.com/elastic/elasticsearch/blob/master/licenses/ELASTIC-LICENSE-2.0.txt) for the software contained in this image.