Gii extension generator adjustments

extensions/gii/generators/crud/Generator.php

@@ -16,6 +16,7 @@ use yii\helpers\Inflector;
 use yii\web\Controller;
 
 /**
+ * Generates CRUD
  *
  * @property array $columnNames Model column names. This property is read-only.
  * @property string $controllerID The controller ID (without the module ID prefix). This property is

extensions/gii/generators/extension/Generator.php

@@ -7,10 +7,8 @@
 
 namespace yii\gii\generators\extension;
 
-use yii\gii\CodeFile;
-use yii\helpers\Html;
 use Yii;
-use yii\helpers\StringHelper;
+use yii\gii\CodeFile;
 
 /**
  * This generator will generate the skeleton files needed by an extension.
@@ -222,7 +220,7 @@ EOD;
 	}
 
 	/**
-	 * @return a json encoded array with the given keywords
+	 * @return string a json encoded array with the given keywords
 	 */
 	public function getKeywordsArrayJson()
 	{

extensions/gii/generators/extension/templates/AutoloadExample.php

 <?php
 /**
- * This is just an example. *
+ * This is just an example.
  */
 echo "<?php\n";
 ?>

extensions/gii/generators/extension/templates/README.md

 <?= $generator->title ?>
-===
+<?= str_repeat('=', mb_strlen($generator->title, \Yii::$app->charset)) ?>
 
 <?= $generator->description ?>