update es version to 2.3.2

pom.xml

@@ -6,13 +6,13 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.elasticsearch</groupId>
     <artifactId>elasticsearch-analysis-ik</artifactId>
-    <version>1.9.1</version>
+    <version>1.9.2</version>
     <packaging>jar</packaging>
     <description>IK Analyzer for Elasticsearch</description>
     <inceptionYear>2011</inceptionYear>
 
     <properties>
-        <elasticsearch.version>2.3.1</elasticsearch.version>
+        <elasticsearch.version>2.3.2</elasticsearch.version>
         <maven.compiler.target>1.7</maven.compiler.target>
         <elasticsearch.assembly.descriptor>${project.basedir}/src/main/assemblies/plugin.xml</elasticsearch.assembly.descriptor>
         <elasticsearch.plugin.name>analysis-ik</elasticsearch.plugin.name>