Update to elasticsearch 1.2.1

Related to #14.

Author: dadoonet

pom.xml

@@ -43,8 +43,8 @@ governing permissions and limitations under the License. -->
     </parent>
 
     <properties>
-        <elasticsearch.version>1.2.0-SNAPSHOT</elasticsearch.version>
-        <lucene.version>4.8.0</lucene.version>
+        <elasticsearch.version>1.2.1</elasticsearch.version>
+        <lucene.version>4.8.1</lucene.version>
         <tests.output>onerror</tests.output>
         <tests.jvms>1</tests.jvms>
         <tests.shuffle>true</tests.shuffle>