Removed qrcode-library as required #131

composer.json

@@ -51,9 +51,11 @@
         "yiisoft/yii2-authclient": "^2.1",
         "yiisoft/yii2-httpclient": "^2.0",
         "yiisoft/yii2-bootstrap": "^2.0",
-        "yiisoft/yii2-swiftmailer": "^2.0",
-        "2amigos/2fa-library": "^1.0",
-        "2amigos/qrcode-library": "^1.1"
+        "yiisoft/yii2-swiftmailer": "^2.0"
+    },
+    "suggest": {
+        "2amigos/2fa-library": "Needed if you want to enable 2 Factor Authentication. Require version ^1.0",
+        "2amigos/qrcode-library": "Needed if you want to enable 2FA with QR Code generation. Require version ^1.1"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^2.3",

docs/helpful-guides/how-to-implement-two-factor-auth.md

@@ -11,11 +11,16 @@ With this module is quite easy. It basically implements two factor authenticatio
 - [2amigos/2fa-library](https://github.com/2amigos/2fa-library)
 - [2amigos/qrcode-library](https://github.com/2amigos/qrcode-library)
 
-
 Enable Two Factor 
 -----------------
 
-We simply need to enable two factor authentication: 
+Install required libraries with:
+```
+composer require 2amigos/2fa-library "^1.0"
+composer require 2amigos/qrcode-library "^1.1"
+```
+
+Then enable two factor authentication in your config: 
 
 ```php 
 'modules' => [