MongoDB PHP extension min version raised up to 1.4.0

extensions/mongodb/README.md

@@ -7,7 +7,7 @@ This extension provides the [MongoDB](http://www.mongodb.org/) integration for t
 Installation
 ------------
 
-This extension requires [MongoDB PHP Extension](http://us1.php.net/manual/en/book.mongo.php) version 1.3.0 or higher.
+This extension requires [MongoDB PHP Extension](http://us1.php.net/manual/en/book.mongo.php) version 1.4.0 or higher.
 
 The preferred way to install this extension is through [composer](http://getcomposer.org/download/).
 

extensions/mongodb/composer.json

@@ -19,7 +19,7 @@
     ],
     "require": {
         "yiisoft/yii2": "*",
-        "ext-mongo": ">=1.3.0"
+        "ext-mongo": ">=1.4.0"
     },
     "autoload": {
         "psr-4": { "yii\\mongodb\\": "" }