Merge pull request #30 from szabosteve/7.x.change.link

[7.x][DOCS] Updates the link in Introduction that points to LLRC.

Author: szabosteve

docs/introduction.asciidoc

@@ -3,8 +3,7 @@
 
 beta[]
 
-This is the official Java API client for {es}. The client provides strongly
-typed requests and responses for all {es} APIs. It delegates protocol handling
-to an http client such as the
-https://www.elastic.co/guide/en/elasticsearch/client/java-rest/master/java-rest-low.html[{es} Low Level REST client]
-that takes care of all transport-level concerns.
+This is the official Java API client for {es}. The client provides strongly 
+typed requests and responses for all {es} APIs. It delegates protocol handling 
+to an http client such as the <<java-rest-low>> that takes care of all 
+transport-level concerns.