diff --git a/changes.txt b/changes.txt
index 8e1f81ac7e..4c83343090 100644
--- a/changes.txt
+++ b/changes.txt
@@ -1,12 +1,10 @@
 CHANGES
 
 2015-05-11
+- Release 2.0.0
 - Update elasticsearch dependency to elasticsearch 1.5.2 https://www.elastic.co/downloads/past-releases/elasticsearch-1-5-2 #834
 - Add testing on PHP 7 on Travis #826
 
-2015-05-06
-- Add Elastica\Util::copy function by scan and bulk way http://www.elastic.co/guide/en/elasticsearch/guide/master/reindex.html. Note: This was first called reindex #829 #931 ##836
-
 2015-04-23
 - Allow bool in Query::setSource function #818 http://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-source-filtering.html
 - Fix empty bool query to act as match all query #817
@@ -18,22 +16,22 @@ CHANGES
 - Add MLT query against documents #814
 
 2015-04-09
-- Added Elastica\Query\SimpleQueryString::setMinimumShouldMatch
-- Added Elastica\Query\FunctionScore::setMinScore
-- Added Elastica\Query\MoreLikeThis::setMinimumShouldMatch
+- Added Elastica\Query\SimpleQueryString::setMinimumShouldMatch #813
+- Added Elastica\Query\FunctionScore::setMinScore #813
+- Added Elastica\Query\MoreLikeThis::setMinimumShouldMatch #813
 
 2015-04-08
-- Added new methods to Elastica\Aggregation\DateHistogram: setOffset, setTimezone
-- Following methods in Elastica\Aggregation\DateHistogram marked as deprecated: setPreOffset, setPostOffset, setPreZone, setPostZone, setPreZoneAdjustLargeInterval
+- Added new methods to Elastica\Aggregation\DateHistogram: setOffset, setTimezone #813
+- Following methods in Elastica\Aggregation\DateHistogram marked as deprecated: setPreOffset, setPostOffset, setPreZone, setPostZone, setPreZoneAdjustLargeInterval #813
 - Add Elastica\Facet\DateHistogram::setFactor() #806
 
 2015-04-07
-- [BC break] Elastica\Query\QueryString::setLowercaseExpandedTerms removed
-- Added Elastica\Query\QueryString::setTimezone
+- [BC break] Elastica\Query\QueryString::setLowercaseExpandedTerms removed #813
+- Added Elastica\Query\QueryString::setTimezone #813
 
 2015-04-06
 - Update Elasticsearch version to 1.5 #813
-- Added deprecation notice to Elastica\Transport\Thrift, Elastica\Transport\Memcached and Elastica\Type::deleteByQuery
+- Added deprecation notice to Elastica\Transport\Thrift, Elastica\Transport\Memcached and Elastica\Type::deleteByQuery #813
 
 2015-04-03
 - Add .editorconfig #807
diff --git a/composer.json b/composer.json
index 31904da089..4c92c97e9d 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.4.x-dev"
+            "dev-master": "2.0.x-dev"
         }
     }
 }
diff --git a/lib/Elastica/Util.php b/lib/Elastica/Util.php
index 591a38d12d..74330ef69f 100644
--- a/lib/Elastica/Util.php
+++ b/lib/Elastica/Util.php
@@ -186,40 +186,4 @@ public static function convertRequestToCurlCommand(Request $request)
 
         return $message;
     }
-
-    /**
-     * Copy all data from and old index to a new index
-     *
-     * @param \Elastica\Index $oldIndex
-     * @param \Elastica\Index $newIndex
-     * @param string $expiryTime
-     * @param int $sizePerShard
-     * @return \Elastica\Index The new index object
-     */
-    public static function copy(Index $oldIndex, Index $newIndex, $expiryTime = '1m', $sizePerShard = 1000)
-    {
-        $search = new Search($oldIndex->getClient());
-        $bulk = new Bulk($newIndex->getClient());
-        $bulk->setIndex($newIndex);
-
-        $search->addIndex($oldIndex);
-        $search->setOption(Search::OPTION_SEARCH_TYPE, Search::OPTION_SEARCH_TYPE_SCAN);
-        $scanAndScroll = new ScanAndScroll($search, $expiryTime, $sizePerShard);
-
-        foreach ($scanAndScroll as $resultSet) {
-            $data = $resultSet->getResponse()->getData();
-            $actions = array();
-            foreach ($data['hits']['hits'] as $d) {
-                $meta = array('_index' => $newIndex->getName() , '_type' => $d['_type'], '_id' => $d['_id']);
-                $actions[] = new Action(Action::OP_TYPE_INDEX, $meta ,$d['_source']);
-            }
-            //$actions = new Bulk\Action();
-            $bulk->addActions($actions);
-            $bulk->send();
-        }
-
-        $newIndex->refresh();
-
-        return $newIndex;
-    }
 }
diff --git a/test/lib/Elastica/Test/UtilTest.php b/test/lib/Elastica/Test/UtilTest.php
index 35cb7fabe9..17ea01605a 100644
--- a/test/lib/Elastica/Test/UtilTest.php
+++ b/test/lib/Elastica/Test/UtilTest.php
@@ -118,71 +118,4 @@ public function testConvertDateTimeObjectWithoutTimezone()
 
         $this->assertEquals($convertedString, $date);
     }
-
-    public function testCopy()
-    {
-        $client = $this->_getClient();
-        $oldIndex = $client->getIndex("elastica_test_reindex");
-        $oldIndex->create(array(
-            'number_of_shards' => 4,
-            'number_of_replicas' => 1,
-        ),true);
-
-        $newIndex = $client->getIndex("elastica_test_reindex_v2");
-        $newIndex->create(array(
-            'number_of_shards' => 4,
-            'number_of_replicas' => 1,
-        ),true);
-
-        $type1 = $oldIndex->getType("test1");
-        $type2 = $oldIndex->getType("test2");
-
-        $documents1[] = $type1->createDocument(1, array('name' => 'Xwei1'));
-        $documents1[] = $type1->createDocument(2, array('name' => 'Xwei2'));
-        $documents1[] = $type1->createDocument(3, array('name' => 'Xwei3'));
-        $documents1[] = $type1->createDocument(4, array('name' => 'Xwei4'));
-
-        $documents2[] = $type2->createDocument(1, array('name' => 'Xwei5'));
-        $documents2[] = $type2->createDocument(2, array('name' => 'Xwei6'));
-        $documents2[] = $type2->createDocument(3, array('name' => 'Xwei7'));
-        $documents2[] = $type2->createDocument(4, array('name' => 'Xwei8'));
-
-        $type1->addDocuments($documents1);
-        $type2->addDocuments($documents2);
-
-        $oldIndex->refresh();
-
-
-        $this->assertInstanceOf('Elastica\Index', Util::copy($oldIndex, $newIndex,"1m",1));
-
-        $newCount = $newIndex->count();
-        $this->assertEquals(8, $newCount);
-    }
-
-    public function testCopyFail()
-    {
-        $client = $this->_getClient();
-
-        $oldIndex = $client->getIndex("elastica_test_reindex");
-        $oldIndex->create(array(
-            'number_of_shards' => 4,
-            'number_of_replicas' => 1,
-        ), true);
-
-        $newIndex = $client->getIndex("elastica_test_reindex_v2");
-        $newIndex->create(array(
-            'number_of_shards' => 4,
-            'number_of_replicas' => 1,
-        ), true);
-
-        $newIndex2 = $client->getIndex("elastica_test_reindex_v2");
-        $newIndex2->delete();
-
-        try {
-            Util::copy($oldIndex, $newIndex);
-            $this->fail('New Index should not exist');
-        } catch (ResponseException $e) {
-            $this->assertContains('IndexMissingException', $e->getMessage());
-        }
-    }
 }