Merge pull request #24 from szabosteve/java.book.mod

[DOCS] Removes content from index and changes book title

Author: szabosteve

docs/index.asciidoc

@@ -1,11 +1,4 @@
-= Elasticsearch Java High-level client
-
-The {es} Java High-level REST Client is an experimental Java client for {es}. 
-It removes all dependencies to the {es} server code base.
-
-* <<introduction>>
-* <<installation>>
-* <<connecting>>
+= Elasticsearch Java API Client
 
 :branch: master
 include::{asciidoc-dir}/../../shared/attributes.asciidoc[]

docs/introduction.asciidoc

@@ -3,10 +3,8 @@
 
 experimental[]
 
-This is the official Java high-level REST client for {es}. It works on the top 
-of the Java low-level REST client. The client provides strongly typed requests 
-and responses for all {es} APIs. It delegates protocol handling to an http 
-client such as the 
+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 page gives a quick 
-overview about the features of the client.
+that takes care of all transport-level concerns.