psr-4 change.

composer.json

@@ -97,7 +97,8 @@
 	},
 	"autoload": {
 		"psr-4": {
-			"yii\\faker\\": "extensions/faker/"
+			"yii\\faker\\": "extensions/faker/",
+			"yii\\twig\\": "extensions/twig/"
 		},
 		"psr-0": {
 			"yii\\apidoc\\": "extensions/",
@@ -114,7 +115,6 @@
 			"yii\\smarty\\": "extensions/",
 			"yii\\swiftmailer\\": "extensions/",
 			"yii\\sphinx\\": "extensions/",
-			"yii\\twig\\": "extensions/",
 			"yii\\": "framework/"
 		}
 	}

extensions/twig/composer.json

@@ -22,7 +22,6 @@
 		"twig/twig": "*"
 	},
 	"autoload": {
-		"psr-0": { "yii\\twig\\": "" }
+		"psr-4": { "yii\\twig\\": "" }
-	},
+	}
-	"target-dir": "yii/twig"
 }