update es version

Author: shiyuan

.travis.yml

@@ -6,7 +6,7 @@ jdk:
 
 
 script:
-  - wget https://download.elasticsearch.org/elasticsearch/release/org/elasticsearch/distribution/deb/elasticsearch/2.3.3/elasticsearch-2.3.3.deb && sudo dpkg -i --force-confnew elasticsearch-2.3.3.deb
+  - wget https://download.elasticsearch.org/elasticsearch/release/org/elasticsearch/distribution/deb/elasticsearch/2.3.4/elasticsearch-2.3.4.deb && sudo dpkg -i --force-confnew elasticsearch-2.3.4.deb
   - sudo /usr/share/elasticsearch/bin/plugin install delete-by-query
   - sudo service elasticsearch start
   - sleep 10

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.nlpcn</groupId>
     <artifactId>elasticsearch-sql</artifactId>
-    <version>2.3.3.0</version>
+    <version>2.3.4.0</version>
     <packaging>jar</packaging>
     <description>Query elasticsearch using SQL</description>
     <name>elasticsearch-sql</name>
@@ -41,7 +41,7 @@
         <elasticsearch.plugin.name>sql</elasticsearch.plugin.name>
         <elasticsearch.plugin.site>true</elasticsearch.plugin.site>
         <elasticsearch.plugin.jvm>true</elasticsearch.plugin.jvm>
-        <elasticsearch.version>2.3.3</elasticsearch.version>
+        <elasticsearch.version>2.3.4</elasticsearch.version>
         <elasticsearch.plugin.classname>org.elasticsearch.plugin.nlpcn.SqlPlug</elasticsearch.plugin.classname>
 
     </properties>