Drop Monolog dependency from ClientBuilder

BREAKING_CHANGES.md

@@ -1,4 +1,6 @@
 # 6.0
 
 - [Search Templates]: PutTemplate endpoint has been removed (see [Elasticsearch Breaking Changes](https://www.elastic.co/guide/en/elasticsearch/reference/current/breaking_60_scripting_changes.html#_stored_search_template_apis_removed)),
-use PutScript instead.
+use PutScript instead.
+
+- [#674](https://github.com/elastic/elasticsearch-php/pull/674) `ClientBuilder::defaultLogger()` method was removed. It is recommended to [create the logger object manually](https://github.com/elastic/elasticsearch-php/blob/master/docs/configuration.asciidoc#enabling-the-logger).

docs/build/Elasticsearch/Client.asciidoc

@@ -46,7 +46,6 @@ The class defines the following methods:
 * <<Elasticsearch_ClientputScript_putScript,`putScript()`>>
 * <<Elasticsearch_ClientgetTemplate_getTemplate,`getTemplate()`>>
 * <<Elasticsearch_ClientdeleteTemplate_deleteTemplate,`deleteTemplate()`>>
-* <<Elasticsearch_ClientputTemplate_putTemplate,`putTemplate()`>>
 * <<Elasticsearch_ClientfieldStats_fieldStats,`fieldStats()`>>
 * <<Elasticsearch_ClientfieldCaps_fieldCaps,`fieldCaps()`>>
 * <<Elasticsearch_ClientrenderSearchTemplate_renderSearchTemplate,`renderSearchTemplate()`>>
@@ -1033,27 +1032,6 @@ $response = $client->deleteTemplate($params);
 
 
 
-[[Elasticsearch_ClientputTemplate_putTemplate]]
-.`putTemplate()`
-****
-[source,php]
-----
-/*
-$params['id']   = (string) The search template ID (Required)
-       ['body']  = (array) Request body
-*/
-
-$params = [
-    // ...
-];
-
-$client = ClientBuilder::create()->build();
-$response = $client->putTemplate($params);
-----
-****
-
-
-
 [[Elasticsearch_ClientfieldStats_fieldStats]]
 .`fieldStats()`
 ****

docs/build/Elasticsearch/ClientBuilder.asciidoc

@@ -20,7 +20,6 @@ The class defines the following methods:
 * <<Elasticsearch_ClientBuilderdefaultHandler_defaultHandler,`defaultHandler()`>>
 * <<Elasticsearch_ClientBuildermultiHandler_multiHandler,`multiHandler()`>>
 * <<Elasticsearch_ClientBuildersingleHandler_singleHandler,`singleHandler()`>>
-* <<Elasticsearch_ClientBuilderdefaultLogger_defaultLogger,`defaultLogger()`>>
 * <<Elasticsearch_ClientBuildersetConnectionFactory_setConnectionFactory,`setConnectionFactory()`>>
 * <<Elasticsearch_ClientBuildersetConnectionPool_setConnectionPool,`setConnectionPool()`>>
 * <<Elasticsearch_ClientBuildersetEndpoint_setEndpoint,`setEndpoint()`>>
@@ -157,19 +156,6 @@ corresponds to setConnectionPool().
 
 
 
-[[Elasticsearch_ClientBuilderdefaultLogger_defaultLogger]]
-.`defaultLogger()`
-****
-[source,php]
-----
-/*
-*/
-
-----
-****
-
-
-
 [[Elasticsearch_ClientBuildersetConnectionFactory_setConnectionFactory]]
 .`setConnectionFactory()`
 ****

docs/build/renderer.index

@@ -1 +1 @@
-C:19:"Sami\Renderer\Index":1041:{a:3:{i:0;a:10:{s:20:"Elasticsearch\Client";s:40:"6ac4061ad03df8cddeaec31a8bfb556fc7a33e71";s:27:"Elasticsearch\ClientBuilder";s:40:"30fa910e5653bf5f7096369ef1529a47da7e3e92";s:37:"Elasticsearch\Namespaces\CatNamespace";s:40:"a9d466909dc08564e9c1516162c3a6bb91dbecbe";s:41:"Elasticsearch\Namespaces\ClusterNamespace";s:40:"577bab662735319b93ed7b555cd2b12b73e40680";s:41:"Elasticsearch\Namespaces\IndicesNamespace";s:40:"66391991c19f28764c86e9604e231b9ce004c82e";s:40:"Elasticsearch\Namespaces\IngestNamespace";s:40:"9bd2962d80e3c0cdcaedda4f23b722b3a8cfa013";s:39:"Elasticsearch\Namespaces\NodesNamespace";s:40:"da4e71f9d953d00600920c26fe585b6884e45f94";s:40:"Elasticsearch\Namespaces\RemoteNamespace";s:40:"a503f6ea82452e1ea0275a044aeb527bc946616d";s:42:"Elasticsearch\Namespaces\SnapshotNamespace";s:40:"e28a1807789b0fcca3fd6b9712ed713650cf7ac2";s:39:"Elasticsearch\Namespaces\TasksNamespace";s:40:"2de86d7ab409a629320725f6444c76d2a9313c72";}i:1;a:1:{i:0;s:6:"master";}i:2;a:2:{i:0;s:13:"Elasticsearch";i:1;s:24:"Elasticsearch\Namespaces";}}}
+C:19:"Sami\Renderer\Index":1041:{a:3:{i:0;a:10:{s:20:"Elasticsearch\Client";s:40:"1815e70d1a9613e61fbe3bf14e3c77e4321c3b31";s:27:"Elasticsearch\ClientBuilder";s:40:"824023c8ff5d33cd7085f75ff88b436b5dde0482";s:37:"Elasticsearch\Namespaces\CatNamespace";s:40:"a9d466909dc08564e9c1516162c3a6bb91dbecbe";s:41:"Elasticsearch\Namespaces\ClusterNamespace";s:40:"577bab662735319b93ed7b555cd2b12b73e40680";s:41:"Elasticsearch\Namespaces\IndicesNamespace";s:40:"66391991c19f28764c86e9604e231b9ce004c82e";s:40:"Elasticsearch\Namespaces\IngestNamespace";s:40:"9bd2962d80e3c0cdcaedda4f23b722b3a8cfa013";s:39:"Elasticsearch\Namespaces\NodesNamespace";s:40:"da4e71f9d953d00600920c26fe585b6884e45f94";s:40:"Elasticsearch\Namespaces\RemoteNamespace";s:40:"a503f6ea82452e1ea0275a044aeb527bc946616d";s:42:"Elasticsearch\Namespaces\SnapshotNamespace";s:40:"e28a1807789b0fcca3fd6b9712ed713650cf7ac2";s:39:"Elasticsearch\Namespaces\TasksNamespace";s:40:"2de86d7ab409a629320725f6444c76d2a9313c72";}i:1;a:1:{i:0;s:6:"master";}i:2;a:2:{i:0;s:13:"Elasticsearch";i:1;s:24:"Elasticsearch\Namespaces";}}}

docs/configuration.asciidoc

@@ -180,34 +180,7 @@ And then update your composer installation:
 php composer.phar update
 ----------------------------
 
-Once Monolog (or another logger) is installed, you need to create a log object and inject it into the client.  The
-`ClientBuilder` object has a helper static function that will generate a common Monolog-based logger for you.  All you need
-to do is provide the path to your desired logging location:
-
-[source,php]
-----
-$logger = ClientBuilder::defaultLogger('path/to/your.log');
-
-$client = ClientBuilder::create()       // Instantiate a new ClientBuilder
-            ->setLogger($logger)        // Set the logger with a default logger
-            ->build();                  // Build the client object
-----
-
-You can also specify the severity of log messages that you wish to log:
-
-[source,php]
-----
-// set severity with second parameter
-$logger = ClientBuilder::defaultLogger('/path/to/logs/', Logger::INFO);
-
-$client = ClientBuilder::create()       // Instantiate a new ClientBuilder
-            ->setLogger($logger)        // Set the logger with a default logger
-            ->build();                  // Build the client object
-----
-
-The `defaultLogger()` method is just a helper, you are not required to use it.  You can create your own logger and inject
-that instead:
-
+Once Monolog (or another logger) is installed, you need to create a log object and inject it into the client:
 
 [source,php]
 ----

src/Elasticsearch/ClientBuilder.php

@@ -212,20 +212,6 @@ public static function singleHandler()
         }
     }
 
-    /**
-     * @param $path string
-     * @param int $level
-     * @return \Monolog\Logger\Logger
-     */
-    public static function defaultLogger($path, $level = Logger::WARNING)
-    {
-        $log       = new Logger('log');
-        $handler   = new StreamHandler($path, $level);
-        $log->pushHandler($handler);
-
-        return $log;
-    }
-
     /**
      * @param \Elasticsearch\Connections\ConnectionFactoryInterface $connectionFactory
      * @return $this