Install Yii2 redis without composer

# Notice: Apply for Windows

Browse https://github.com/yiisoft/yii2-redis
Download ZIP

Unzip
Rename folder yii2-redis-master to yii2-redis
Move into vendor/yiisoft

Edit file: vendor/composer/autoload_psr4.php
'yii\\redis\\' => array($vendorDir . '/yiisoft/yii2-redis'),

Edit file: vendor/yiisoft/extensions.php
'yiisoft/yii2-redis' =>
  array (
    'name' => 'yiisoft/yii2-redis',
    'version' => '2.0.5.0',
    'alias' =>
    array (
      '@yii/redis' => $vendorDir . '/yiisoft/yii2-redis',
    ),
  ),