diff --git a/lib/Alchemy/Phrasea/Core/Configuration/PropertyAccess.php b/lib/Alchemy/Phrasea/Core/Configuration/PropertyAccess.php
index ac1bb6ddc6..b0b6d51832 100644
--- a/lib/Alchemy/Phrasea/Core/Configuration/PropertyAccess.php
+++ b/lib/Alchemy/Phrasea/Core/Configuration/PropertyAccess.php
@@ -159,6 +159,7 @@ class PropertyAccess
                 if (!is_array($conf[$prop])) {
                     throw new InvalidArgumentException('Unable to merge an array in a scalar.');
                 }
+
                 return $conf[$prop] = array_replace($conf[$prop], $value);
             }
 
diff --git a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AbstractMigration.php b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AbstractMigration.php
index 030df5faaf..3eb03dcc9a 100644
--- a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AbstractMigration.php
+++ b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AbstractMigration.php
@@ -14,7 +14,6 @@ namespace Alchemy\Phrasea\Setup\DoctrineMigrations;
 use Alchemy\Phrasea\Exception\RuntimeException;
 use Doctrine\DBAL\Migrations\AbstractMigration as BaseMigration;
 use Doctrine\DBAL\Schema\Schema;
-use Doctrine\DBAL\Migrations\Configuration;
 use Doctrine\ORM\EntityManager;
 
 abstract class AbstractMigration extends BaseMigration
diff --git a/lib/classes/base.php b/lib/classes/base.php
index e1c0af08cf..629d460a48 100644
--- a/lib/classes/base.php
+++ b/lib/classes/base.php
@@ -827,7 +827,7 @@ abstract class base implements cache_cacheableInterface
         $success = true;
 
         foreach ($list_patches as $patch) {
-            foreach($patch->getDoctrineMigrations() as $doctrineVersion) {
+            foreach ($patch->getDoctrineMigrations() as $doctrineVersion) {
                 $version = $app['doctrine-migration.configuration']->getVersion($doctrineVersion);
                 $version->getMigration()->setEntityManager($app['EM']);
                 if (false === $version->isMigrated()) {
diff --git a/lib/classes/patch/320alpha4b.php b/lib/classes/patch/320alpha4b.php
index 8489ea0cf3..f5398272bc 100644
--- a/lib/classes/patch/320alpha4b.php
+++ b/lib/classes/patch/320alpha4b.php
@@ -15,7 +15,6 @@ use Alchemy\Phrasea\Model\Entities\FeedEntry;
 use Alchemy\Phrasea\Model\Entities\FeedItem;
 use Alchemy\Phrasea\Model\Entities\FeedPublisher;
 use Gedmo\Timestampable\TimestampableListener;
-use Doctrine\ORM\Query\ResultSetMapping;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
 class patch_320alpha4b implements patchInterface
diff --git a/lib/classes/patch/320alpha6a.php b/lib/classes/patch/320alpha6a.php
index 2179b34a86..dba28c91f6 100644
--- a/lib/classes/patch/320alpha6a.php
+++ b/lib/classes/patch/320alpha6a.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_320alpha6a implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/320alpha8a.php b/lib/classes/patch/320alpha8a.php
index d08dd2023d..95f2e59974 100644
--- a/lib/classes/patch/320alpha8a.php
+++ b/lib/classes/patch/320alpha8a.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_320alpha8a implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/360alpha1a.php b/lib/classes/patch/360alpha1a.php
index 415053b490..c37fef5859 100644
--- a/lib/classes/patch/360alpha1a.php
+++ b/lib/classes/patch/360alpha1a.php
@@ -10,9 +10,6 @@
  */
 
 use Alchemy\Phrasea\Application;
-use Doctrine\DBAL\Migrations\Configuration\Configuration;
-use Doctrine\DBAL\DriverManager;
-
 
 class patch_360alpha1a implements patchInterface
 {
diff --git a/lib/classes/patch/360alpha1b.php b/lib/classes/patch/360alpha1b.php
index 995d3774dc..0ab8229fd1 100644
--- a/lib/classes/patch/360alpha1b.php
+++ b/lib/classes/patch/360alpha1b.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_360alpha1b implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/360alpha2a.php b/lib/classes/patch/360alpha2a.php
index b8e9a874b9..d69ec53f1a 100644
--- a/lib/classes/patch/360alpha2a.php
+++ b/lib/classes/patch/360alpha2a.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_360alpha2a implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/360alpha2b.php b/lib/classes/patch/360alpha2b.php
index 4df22bf5c4..8de22e21fa 100644
--- a/lib/classes/patch/360alpha2b.php
+++ b/lib/classes/patch/360alpha2b.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_360alpha2b implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/361alpha1a.php b/lib/classes/patch/361alpha1a.php
index bbaf6d1381..747af43d62 100644
--- a/lib/classes/patch/361alpha1a.php
+++ b/lib/classes/patch/361alpha1a.php
@@ -12,7 +12,6 @@
 use Alchemy\Phrasea\Application;
 use Doctrine\ORM\Tools\Pagination\Paginator;
 
-
 class patch_361alpha1a implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/370alpha1a.php b/lib/classes/patch/370alpha1a.php
index 34b85f0fd7..814efc0cd4 100644
--- a/lib/classes/patch/370alpha1a.php
+++ b/lib/classes/patch/370alpha1a.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_370alpha1a implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/380alpha15a.php b/lib/classes/patch/380alpha15a.php
index 0a9a65dc48..c54d8d9c6c 100644
--- a/lib/classes/patch/380alpha15a.php
+++ b/lib/classes/patch/380alpha15a.php
@@ -34,6 +34,7 @@ class patch_380alpha15a implements patchInterface
     {
         return [];
     }
+    
     /**
      * {@inheritdoc}
      */
diff --git a/lib/classes/patch/380alpha2a.php b/lib/classes/patch/380alpha2a.php
index 3e28912f0a..b6f407ee20 100644
--- a/lib/classes/patch/380alpha2a.php
+++ b/lib/classes/patch/380alpha2a.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_380alpha2a implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/380alpha2b.php b/lib/classes/patch/380alpha2b.php
index 26b68bedbf..74759e7077 100644
--- a/lib/classes/patch/380alpha2b.php
+++ b/lib/classes/patch/380alpha2b.php
@@ -11,7 +11,6 @@
 
 use Alchemy\Phrasea\Application;
 
-
 class patch_380alpha2b implements patchInterface
 {
     /** @var string */
diff --git a/lib/classes/patch/380alpha4a.php b/lib/classes/patch/380alpha4a.php
index 91ec94ef12..abcb0dcf5a 100644
--- a/lib/classes/patch/380alpha4a.php
+++ b/lib/classes/patch/380alpha4a.php
@@ -52,7 +52,6 @@ class patch_380alpha4a implements patchInterface
         return ['auth-failure'];
     }
 
-
     /**
      * {@inheritdoc}
      */