moved the tips to an include fragment file

Author: Noel

_includes/_annotation_loader_tip.rst.inc

@@ -0,0 +1,19 @@
+.. note::
+
+    In order to use the annotation loader, you should have installed the
+    ``doctrine/annotations`` and ``doctrine/cache`` packages from `Packagist`_.
+
+.. tip::
+
+    Remember that annotation classes aren't loaded automatically, so you should load
+    them like Symfony usually does in the ``app/autoload.php`` file::
+
+        use Composer\Autoload\ClassLoader;
+        use Doctrine\Common\Annotations\AnnotationRegistry;
+
+        /** @var ClassLoader $loader */
+        $loader = require __DIR__.'/../vendor/autoload.php';
+
+        AnnotationRegistry::registerLoader([$loader, 'loadClass']);
+
+        return $loader;

components/routing.rst

@@ -312,25 +312,7 @@ Last but not least there are
 route definitions from class annotations. The specific details are left
 out here.
 
-.. note::
-
-    In order to use the annotation loader, you should have installed the
-    ``doctrine/annotations`` and ``doctrine/cache`` packages from `Packagist`_.
-
-.. tip::
-
-    Remember that annotation classes aren't loaded automatically, so you should load
-    them like Symfony usually does in the ``app/autoload.php`` file::
-
-        use Composer\Autoload\ClassLoader;
-        use Doctrine\Common\Annotations\AnnotationRegistry;
-
-        /** @var ClassLoader $loader */
-        $loader = require __DIR__.'/../vendor/autoload.php';
-
-        AnnotationRegistry::registerLoader([$loader, 'loadClass']);
-
-        return $loader;
+.. include:: /_includes/_rewrite_rule_tip.rst.inc
 
 The all-in-one Router
 ~~~~~~~~~~~~~~~~~~~~~

components/serializer.rst

@@ -314,25 +314,7 @@ You are now able to serialize only attributes in the groups you want::
 
 .. _ignoring-attributes-when-serializing:
 
-.. note::
-
-    In order to use the annotation loader, you should have installed the
-    ``doctrine/annotations`` and ``doctrine/cache`` packages from `Packagist`_.
-
-.. tip::
-
-    Remember that annotation classes aren't loaded automatically, so you should load
-    them like Symfony usually does in the ``app/autoload.php`` file::
-
-        use Composer\Autoload\ClassLoader;
-        use Doctrine\Common\Annotations\AnnotationRegistry;
-
-        /** @var ClassLoader $loader */
-        $loader = require __DIR__.'/../vendor/autoload.php';
-
-        AnnotationRegistry::registerLoader([$loader, 'loadClass']);
-
-        return $loader;
+.. include:: /_includes/_rewrite_rule_tip.rst.inc
 
 Ignoring Attributes
 -------------------

components/validator/resources.rst

@@ -119,25 +119,7 @@ method. It takes an optional annotation reader instance, which defaults to
 To disable the annotation loader after it was enabled, call
 :method:`Symfony\\Component\\Validator\\ValidatorBuilder::disableAnnotationMapping`.
 
-.. note::
-
-    In order to use the annotation loader, you should have installed the
-    ``doctrine/annotations`` and ``doctrine/cache`` packages from `Packagist`_.
-
-.. tip::
-
-    Remember that annotation classes aren't loaded automatically, so you should load 
-    them like Symfony usually does in the ``app/autoload.php`` file::
-    
-        use Composer\Autoload\ClassLoader;
-        use Doctrine\Common\Annotations\AnnotationRegistry;
-
-        /** @var ClassLoader $loader */
-        $loader = require __DIR__.'/../vendor/autoload.php';
-        
-        AnnotationRegistry::registerLoader([$loader, 'loadClass']);
-        
-        return $loader;
+.. include:: /_includes/_rewrite_rule_tip.rst.inc
 
 Using Multiple Loaders
 ----------------------