Update to elasticsearch 1.3.0

Closes #27.
(cherry picked from commit 5effcce)

README.md

@@ -3,9 +3,10 @@ Stempel (Polish) Analysis for Elasticsearch
 
 The Stempel (Polish) Analysis plugin integrates Lucene stempel (polish) analysis module into elasticsearch.
 
-In order to install the plugin, simply run: `bin/plugin -install elasticsearch/elasticsearch-analysis-stempel/2.0.0`.
+In order to install the plugin, simply run: `bin/plugin -install elasticsearch/elasticsearch-analysis-stempel/2.1.0`.
 
 * For master elasticsearch versions, look at [master branch](https://github.com/elasticsearch/elasticsearch-analysis-stempel/tree/master).
+* For 1.3.x elasticsearch versions, look at [es-1.3 branch](https://github.com/elasticsearch/elasticsearch-analysis-stempel/tree/es-1.3).
 * For 1.2.x elasticsearch versions, look at [es-1.2 branch](https://github.com/elasticsearch/elasticsearch-analysis-stempel/tree/es-1.2).
 * For 1.1.x elasticsearch versions, look at [es-1.1 branch](https://github.com/elasticsearch/elasticsearch-analysis-stempel/tree/es-1.1).
 * For 1.0.x elasticsearch versions, look at [es-1.0 branch](https://github.com/elasticsearch/elasticsearch-analysis-stempel/tree/es-1.0).

src/test/java/org/elasticsearch/index/analysis/SimplePolishIntegrationTests.java

@@ -20,7 +20,10 @@
 package org.elasticsearch.index.analysis;
 
 import org.elasticsearch.action.admin.indices.analyze.AnalyzeResponse;
+import org.elasticsearch.common.settings.ImmutableSettings;
+import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.xcontent.XContentBuilder;
+import org.elasticsearch.plugins.PluginsService;
 import org.elasticsearch.test.ElasticsearchIntegrationTest;
 import org.junit.Test;
 
@@ -34,6 +37,14 @@
 @ElasticsearchIntegrationTest.ClusterScope(numDataNodes = 1, scope = ElasticsearchIntegrationTest.Scope.SUITE)
 public class SimplePolishIntegrationTests extends ElasticsearchIntegrationTest {
 
+    @Override
+    protected Settings nodeSettings(int nodeOrdinal) {
+        return ImmutableSettings.builder()
+                .put(super.nodeSettings(nodeOrdinal))
+                .put("plugins." + PluginsService.LOAD_PLUGIN_FROM_CLASSPATH, true)
+                .build();
+    }
+
     @Test
     public void testPolishAnalyzer() throws ExecutionException, InterruptedException {
         AnalyzeResponse response = client().admin().indices()