Remove plugins that are in standalone packages

composer.json

@@ -25,7 +25,6 @@
         "container-interop/container-interop": "^1.1"
     },
     "require-dev": {
-        "zendframework/zend-authentication": "^2.5.3",
         "zendframework/zend-cache": "^2.6.1",
         "zendframework/zend-di": "^2.6",
         "zendframework/zend-filter": "^2.6.1",
@@ -34,7 +33,6 @@
         "zendframework/zend-json": "^2.6.1",
         "zendframework/zend-log": "^2.7.1",
         "zendframework/zend-modulemanager": "^2.7.1",
-        "zendframework/zend-session": "^2.6.2",
         "zendframework/zend-serializer": "^2.6.1",
         "zendframework/zend-text": "^2.6",
         "zendframework/zend-validator": "^2.6",
@@ -56,6 +54,10 @@
         "zendframework/zend-log": "Zend\\Log component",
         "zendframework/zend-modulemanager": "Zend\\ModuleManager component",
         "zendframework/zend-mvc-console": "zend-mvc-console provides the ability to expose zend-mvc as a console application",
+        "zendframework/zend-mvc-plugin-fileprg": "To provide Post/Redirect/Get functionality around forms that container file uploads",
+        "zendframework/zend-mvc-plugin-flashmessenger": "To provide flash messaging capabilities between requests",
+        "zendframework/zend-mvc-plugin-identity": "To access the authenticated identity (per zend-authentication) in controllers",
+        "zendframework/zend-mvc-plugin-prg": "To provide Post/Redirect/Get functionality within controllers",
         "zendframework/zend-serializer": "Zend\\Serializer component",
         "zendframework/zend-session": "Zend\\Session component for FlashMessenger, PRG, and FPRG plugins",
         "zendframework/zend-text": "Zend\\Text component",

doc/book/migration/to-v3-0.md

@@ -86,6 +86,51 @@ the [component installer as detailed above](#dependency-reduction) before
 installing the plugins, to automate injection into your application
 configuration.
 
+### fileprg()
+
+The `fileprg()` plugin is now provided via the
+[zend-mvc-plugin-fileprg](https://github.com/zendframework/zend-mvc-plugin-fileprg)
+component.
+
+```bash
+$ composer require zendframework/zend-mvc-plugin-fileprg
+```
+
+`Zend\Mvc\Controller\Plugin\FilePostRedirectGet` becomes
+`Zend\Mvc\Plugin\FilePrg\FilePostRedirectGet`. However, it is still mapped as
+`fileprg()`.
+
+### flashMessenger()
+
+The `flashMessenger()` plugin is now provided via the
+[zend-mvc-plugin-flashmessenger](https://github.com/zendframework/zend-mvc-plugin-flashmessenger)
+component.
+
+```bash
+$ composer require zendframework/zend-mvc-plugin-flashmessenger
+```
+
+`Zend\Mvc\Controller\Plugin\FlashMessenger` becomes
+`Zend\Mvc\Plugin\FlashMessenger\FlashMessenger`. However, it is still mapped as
+`flashMessenger()` and `flashmessenger()`.
+
+### identity()
+
+The `identity()` plugin is now provided via the
+[zend-mvc-plugin-identity](https://github.com/zendframework/zend-mvc-plugin-identity)
+component.
+
+```bash
+$ composer require zendframework/zend-mvc-plugin-identity
+```
+
+`Zend\Mvc\Controller\Plugin\Identity` becomes
+`Zend\Mvc\Plugin\Identity\Identity`. However, it is still mapped as
+`identity()`.
+
+Additionally, `Zend\Mvc\Controller\Plugin\Service\IdentityFactory` now becomes
+`Zend\Mvc\Plugin\Identity\IdentityFactory`.
+
 ### prg()
 
 The `prg()` plugin is now provided via the