diff --git a/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php b/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php
index 1eba97d48c..3d3c6c1fbb 100644
--- a/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php
+++ b/lib/Alchemy/Phrasea/Core/Provider/ORMServiceProvider.php
@@ -168,6 +168,7 @@ class ORMServiceProvider implements ServiceProviderInterface
                 'longblob' => 'Alchemy\Phrasea\Model\Types\LongBlob',
                 'varbinary' => 'Alchemy\Phrasea\Model\Types\VarBinary',
                 'binary' => 'Alchemy\Phrasea\Model\Types\Binary',
+                'binary_string' => 'Alchemy\Phrasea\Model\Types\BinaryString',
             ];
 
             foreach ($types as $type => $class) {
diff --git a/lib/Alchemy/Phrasea/Core/Version.php b/lib/Alchemy/Phrasea/Core/Version.php
index ad36ce78fe..4cff4e295f 100644
--- a/lib/Alchemy/Phrasea/Core/Version.php
+++ b/lib/Alchemy/Phrasea/Core/Version.php
@@ -13,7 +13,7 @@ namespace Alchemy\Phrasea\Core;
 
 class Version
 {
-    protected static $number = '3.9.0-alpha.16';
+    protected static $number = '3.9.0-alpha.18';
     protected static $name = 'Epanterias';
 
     public static function getNumber()
diff --git a/lib/Alchemy/Phrasea/Model/Entities/User.php b/lib/Alchemy/Phrasea/Model/Entities/User.php
index b8c2cc6219..4c91f2ecc8 100644
--- a/lib/Alchemy/Phrasea/Model/Entities/User.php
+++ b/lib/Alchemy/Phrasea/Model/Entities/User.php
@@ -51,7 +51,7 @@ class User
     private $id;
 
     /**
-     * @ORM\Column(type="string", length=128)
+     * @ORM\Column(type="binary_string", length=128)
      */
     private $login;
 
@@ -61,12 +61,14 @@ class User
     private $email;
 
     /**
-     * @ORM\Column(type="string", length=128, nullable=true)
+     * The password can be null when the user is a template.
+     *
+     * @ORM\Column(type="binary_string", length=128, nullable=true)
      */
     private $password;
 
     /**
-     * @ORM\Column(type="string", length=64, nullable=true)
+     * @ORM\Column(type="binary_string", length=64, nullable=true)
      */
     private $nonce;
 
diff --git a/lib/Alchemy/Phrasea/Model/Types/BinaryString.php b/lib/Alchemy/Phrasea/Model/Types/BinaryString.php
new file mode 100644
index 0000000000..c9b6788ada
--- /dev/null
+++ b/lib/Alchemy/Phrasea/Model/Types/BinaryString.php
@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2014 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\Model\Types;
+
+use Alchemy\Phrasea\Exception\RuntimeException;
+use Doctrine\DBAL\Types\Type;
+use Doctrine\DBAL\Platforms\AbstractPlatform;
+
+class BinaryString extends Type
+{
+    const BINARY_STRING = 'binary_string';
+
+    public function getName()
+    {
+        return static::BINARY_STRING;
+    }
+
+    public function getSQLDeclaration(array $fieldDeclaration, AbstractPlatform $platform)
+    {
+        if ($platform->getName() === 'mysql') {
+            return $platform->getVarcharTypeDeclarationSQL($fieldDeclaration)." ". $platform->getCollationFieldDeclaration('utf8_bin');
+        }
+
+        return $platform->getVarcharTypeDeclarationSQL($fieldDeclaration);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getDefaultLength(AbstractPlatform $platform)
+    {
+        return $platform->getVarcharDefaultLength();
+    }
+}
diff --git a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AggregateTokenMigration.php b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AggregateTokenMigration.php
new file mode 100644
index 0000000000..76bb5b5b45
--- /dev/null
+++ b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/AggregateTokenMigration.php
@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2014 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\Setup\DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+
+class AggregateTokenMigration extends AbstractMigration
+{
+    public function isAlreadyApplied()
+    {
+        return $this->tableExists('AggregateTokens');
+    }
+
+    public function doUpSql(Schema $schema)
+    {
+        $this->addSql("CREATE TABLE AggregateTokens (id INT AUTO_INCREMENT NOT NULL, user_id INT NOT NULL, value VARCHAR(64) DEFAULT NULL, INDEX IDX_4232BC51A76ED395 (user_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE = InnoDB");
+        $this->addSql("ALTER TABLE AggregateTokens ADD CONSTRAINT FK_4232BC51A76ED395 FOREIGN KEY (user_id) REFERENCES Users (id)");
+    }
+
+    public function doDownSql(Schema $schema)
+    {
+        $this->addSql("DROP TABLE AggregateTokens");
+    }
+}
diff --git a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/DeleteUsrIdFieldMigration.php b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/DeleteUsrIdFieldMigration.php
index 740e5897df..cf5b46b285 100644
--- a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/DeleteUsrIdFieldMigration.php
+++ b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/DeleteUsrIdFieldMigration.php
@@ -37,7 +37,6 @@ class DeleteUsrIdFieldMigration extends AbstractMigration
         $this->addSql("ALTER TABLE LazaretSessions DROP usr_id");
         $this->addSql("ALTER TABLE ValidationParticipants DROP usr_id");
         $this->addSql("ALTER TABLE FeedPublishers DROP usr_id");
-        $this->addSql("ALTER TABLE AggregateTokens DROP usr_id");
         $this->addSql("ALTER TABLE FtpExports DROP usr_id");
         $this->addSql("DROP INDEX unique_provider_per_user ON UsrAuthProviders");
         $this->addSql("ALTER TABLE UsrAuthProviders DROP usr_id");
@@ -50,7 +49,6 @@ class DeleteUsrIdFieldMigration extends AbstractMigration
 
     public function doDownSql(Schema $schema)
     {
-        $this->addSql("ALTER TABLE AggregateTokens ADD usr_id INT NOT NULL");
         $this->addSql("ALTER TABLE Baskets ADD usr_id INT NOT NULL");
         $this->addSql("ALTER TABLE FeedPublishers ADD usr_id INT NOT NULL");
         $this->addSql("ALTER TABLE FeedTokens ADD usr_id INT NOT NULL");
diff --git a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/PresetMigration.php b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/PresetMigration.php
new file mode 100644
index 0000000000..d9a73625fc
--- /dev/null
+++ b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/PresetMigration.php
@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2014 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\Setup\DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+
+class PresetMigration extends AbstractMigration
+{
+    public function isAlreadyApplied()
+    {
+        return $this->tableExists('Presets');
+    }
+
+    public function doUpSql(Schema $schema)
+    {
+        $this->addSql("CREATE TABLE Presets (id INT AUTO_INCREMENT NOT NULL, user_id INT NOT NULL, sbas_id INT NOT NULL, title VARCHAR(128) NOT NULL, data LONGTEXT NOT NULL, created DATETIME NOT NULL, INDEX IDX_1C48F8F3A76ED395 (user_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE = InnoDB");
+        $this->addSql("ALTER TABLE Presets ADD CONSTRAINT FK_1C48F8F3A76ED395 FOREIGN KEY (user_id) REFERENCES Users (id)");
+    }
+
+    public function doDownSql(Schema $schema)
+    {
+        $this->addSql("DROP TABLE Presets");
+    }
+}
diff --git a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/UserFieldMigration.php b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/UserFieldMigration.php
index 9e57e02104..fd2715ed20 100644
--- a/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/UserFieldMigration.php
+++ b/lib/Alchemy/Phrasea/Setup/DoctrineMigrations/UserFieldMigration.php
@@ -36,8 +36,6 @@ class UserFieldMigration extends AbstractMigration
         $this->addSql("CREATE INDEX IDX_17850D7BA76ED395 ON ValidationParticipants (user_id)");
         $this->addSql("ALTER TABLE FeedPublishers ADD CONSTRAINT FK_31AFAB2A76ED395 FOREIGN KEY (user_id) REFERENCES Users (id)");
         $this->addSql("CREATE INDEX IDX_31AFAB2A76ED395 ON FeedPublishers (user_id)");
-        $this->addSql("ALTER TABLE AggregateTokens ADD CONSTRAINT FK_4232BC51A76ED395 FOREIGN KEY (user_id) REFERENCES Users (id)");
-        $this->addSql("CREATE INDEX IDX_4232BC51A76ED395 ON AggregateTokens (user_id)");
         $this->addSql("ALTER TABLE FtpExports ADD CONSTRAINT FK_CFCEEE7AA76ED395 FOREIGN KEY (user_id) REFERENCES Users (id)");
         $this->addSql("CREATE INDEX IDX_CFCEEE7AA76ED395 ON FtpExports (user_id)");
         $this->addSql("ALTER TABLE UsrAuthProviders ADD CONSTRAINT FK_947F003FA76ED395 FOREIGN KEY (user_id) REFERENCES Users (id)");
@@ -50,8 +48,6 @@ class UserFieldMigration extends AbstractMigration
 
     public function doDownSql(Schema $schema)
     {
-        $this->addSql("ALTER TABLE AggregateTokens DROP FOREIGN KEY FK_4232BC51A76ED395");
-        $this->addSql("DROP INDEX IDX_4232BC51A76ED395 ON AggregateTokens");
         $this->addSql("ALTER TABLE Baskets DROP FOREIGN KEY FK_13461873A76ED395");
         $this->addSql("DROP INDEX IDX_13461873A76ED395 ON Baskets");
         $this->addSql("ALTER TABLE FeedPublishers DROP FOREIGN KEY FK_31AFAB2A76ED395");
diff --git a/lib/Alchemy/Phrasea/Setup/Version/PreSchemaUpgrade/Upgrade39Users.php b/lib/Alchemy/Phrasea/Setup/Version/PreSchemaUpgrade/Upgrade39Users.php
index 699e5ab3db..50263adfac 100644
--- a/lib/Alchemy/Phrasea/Setup/Version/PreSchemaUpgrade/Upgrade39Users.php
+++ b/lib/Alchemy/Phrasea/Setup/Version/PreSchemaUpgrade/Upgrade39Users.php
@@ -73,7 +73,6 @@ class Upgrade39Users implements PreSchemaUpgradeInterface
      */
     public function rollback(EntityManager $em, \appbox $appbox, Configuration $conf)
     {
-        $this->renameTable($em, 'down');
         // truncate created tables
         $this->emptyTables($em);
         // rollback schema
@@ -124,14 +123,14 @@ class Upgrade39Users implements PreSchemaUpgradeInterface
     private function alterTablesDown(EntityManager $em)
     {
         foreach ([
-            'Baskets'                => "ALTER TABLE Baskets CHANGE user_id usr_id",
-            'LazaretSessions'        => "ALTER TABLE LazaretSessions CHANGE user_id usr_id",
-            'Sessions'               => "ALTER TABLE Sessions CHANGE user_id usr_id",
-            'StoryWZ'                => "ALTER TABLE StoryWZ CHANGE user_id usr_id",
-            'UsrAuthProviders'       => "ALTER TABLE UsrAuthProviders CHANGE user_id usr_id",
-            'UsrListOwners'          => "ALTER TABLE UsrListOwners CHANGE user_id usr_id",
-            'UsrListsContent'        => "ALTER TABLE UsrListsContent CHANGE user_id usr_id",
-            'ValidationParticipants' => "ALTER TABLE ValidationParticipants CHANGE user_id usr_id",
+            'Baskets'                => "ALTER TABLE Baskets CHANGE user_id usr_id INT DEFAULT NULL",
+            'LazaretSessions'        => "ALTER TABLE LazaretSessions CHANGE user_id usr_id INT DEFAULT NULL",
+            'Sessions'               => "ALTER TABLE Sessions CHANGE user_id usr_id INT DEFAULT NULL",
+            'StoryWZ'                => "ALTER TABLE StoryWZ CHANGE user_id usr_id INT DEFAULT NULL",
+            'UsrAuthProviders'       => "ALTER TABLE UsrAuthProviders CHANGE user_id usr_id INT DEFAULT NULL",
+            'UsrListOwners'          => "ALTER TABLE UsrListOwners CHANGE user_id usr_id INT DEFAULT NULL",
+            'UsrListsContent'        => "ALTER TABLE UsrListsContent CHANGE user_id usr_id INT DEFAULT NULL",
+            'ValidationParticipants' => "ALTER TABLE ValidationParticipants CHANGE user_id usr_id INT DEFAULT NULL",
         ] as $table => $sql) {
             if ($this->tableExists($em, $table)) {
                 $em->getConnection()->executeUpdate($sql);
diff --git a/lib/classes/patch/390alpha14a.php b/lib/classes/patch/390alpha14a.php
index 84f0e9e824..d26453d9e2 100644
--- a/lib/classes/patch/390alpha14a.php
+++ b/lib/classes/patch/390alpha14a.php
@@ -59,7 +59,7 @@ class patch_390alpha14a extends patchAbstract
         $app['conf']->remove(['main', 'api-timers']);
 
         if ($this->tableHasField($app['EM'], 'api_logs', 'api_log_ressource')) {
-            $sql = 'UPDATE api_logs SET api_log_resource = api_log_ressource';
+            $sql = "ALTER TABLE api_logs CHANGE api_log_ressource api_log_resource varchar(64)";
             $app['phraseanet.appbox']->get_connection()->executeUpdate($sql);
         }
 
diff --git a/lib/classes/patch/390alpha15a.php b/lib/classes/patch/390alpha15a.php
index 3e58e25e18..057a13d380 100644
--- a/lib/classes/patch/390alpha15a.php
+++ b/lib/classes/patch/390alpha15a.php
@@ -60,10 +60,19 @@ class patch_390alpha15a extends patchAbstract
             return true;
         }
 
-        $sql = 'INSERT INTO Tokens
-                    (value, user_id, type, data, created, updated, expiration)
-                    (SELECT value, usr_id, type, datas, created_on, created_on, expire_on FROM tokens_backup)';
-        $appbox->get_connection()->exec($sql);
+        $app['EM']->getConnection()->executeUpdate('
+            INSERT INTO Tokens
+            (
+                `value`, user_id, `type`,   `data`,
+                created, updated, expiration
+            )
+            (
+                SELECT
+                tb.`value`,     tb.usr_id,      tb.`type`,    tb.datas,
+                tb.created_on,  tb.created_on,  tb.expire_on
+                FROM tokens_backup tb
+                INNER JOIN Users u ON (u.id = tb.usr_id)
+            )');
 
         return true;
     }
diff --git a/lib/classes/patch/390alpha16a.php b/lib/classes/patch/390alpha16a.php
index fe6e6408b3..5e78de9513 100644
--- a/lib/classes/patch/390alpha16a.php
+++ b/lib/classes/patch/390alpha16a.php
@@ -50,7 +50,7 @@ class patch_390alpha16a extends patchAbstract
      */
     public function getDoctrineMigrations()
     {
-        return [];
+        return ['preset'];
     }
 
     /**
@@ -58,7 +58,7 @@ class patch_390alpha16a extends patchAbstract
      */
     public function apply(base $appbox, Application $app)
     {
-        $sql = ' SELECT edit_preset_id, creation_date, title, xml
+        $sql = ' SELECT edit_preset_id, creation_date, title, xml, usr_id, sbas_id
                  FROM edit_presets';
 
         $em = $app['EM'];
@@ -74,6 +74,9 @@ class patch_390alpha16a extends patchAbstract
             $preset->setTitle($row['title']);
             $fields = [];
             if (false !== ($sx = @simplexml_load_string($row['xml']))) {
+                if (false === isset($sx->fields)) {
+                    continue;
+                }
                 foreach ($sx->fields->children() as $name => $value) {
                     $fields[] = ['name' => $name, 'value' => $value];
                 }
diff --git a/lib/classes/patch/390alpha18a.php b/lib/classes/patch/390alpha18a.php
new file mode 100644
index 0000000000..97ae8583bb
--- /dev/null
+++ b/lib/classes/patch/390alpha18a.php
@@ -0,0 +1,95 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2014 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Alchemy\Phrasea\Application;
+use Alchemy\Phrasea\Model\Entities\Preset;
+use Gedmo\Timestampable\TimestampableListener;
+
+class patch_390alpha18a extends patchAbstract
+{
+    /** @var string */
+    private $release = '3.9.0-alpha.18';
+
+    /** @var array */
+    private $concern = [base::APPLICATION_BOX];
+
+    /**
+     * {@inheritdoc}
+     */
+    public function get_release()
+    {
+        return $this->release;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function require_all_upgrades()
+    {
+        return false;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function concern()
+    {
+        return $this->concern;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getDoctrineMigrations()
+    {
+        return ['user', 'lazaret', 'feed', 'session'];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function apply(base $appbox, Application $app)
+    {
+        $app['EM']->getConnection()->executeUpdate('
+            DELETE lf FROM LazaretFiles lf
+            INNER JOIN LazaretSessions ls ON (ls.id = lf.lazaret_session_id)
+            LEFT JOIN Users u ON (ls.user_id = u.id)
+            WHERE u.id IS NULL'
+        );
+
+        $app['EM']->getConnection()->executeUpdate('
+          DELETE ls FROM LazaretSessions AS ls
+            LEFT JOIN Users u ON (ls.user_id = u.id)
+            WHERE u.id IS NULL'
+        );
+
+        $app['EM']->getConnection()->executeUpdate('
+            DELETE fi FROM FeedItems AS fi
+            INNER JOIN FeedEntries fe ON (fe.id = fi.entry_id)
+            LEFT JOIN Users u ON (fe.publisher_id = u.id)
+            WHERE u.id IS NULL'
+        );
+
+        $app['EM']->getConnection()->executeUpdate('
+            DELETE fe FROM FeedEntries AS fe
+            LEFT JOIN Users u ON (fe.publisher_id = u.id)
+            WHERE u.id IS NULL'
+        );
+
+        $app['EM']->getConnection()->executeUpdate(
+            'DELETE se FROM Sessions AS se
+             LEFT JOIN Users u ON (se.user_id = u.id)
+             WHERE u.id IS NULL'
+        );
+
+        return true;
+    }
+}
diff --git a/lib/classes/patch/390alpha1a.php b/lib/classes/patch/390alpha1a.php
index b43f976107..419520934c 100644
--- a/lib/classes/patch/390alpha1a.php
+++ b/lib/classes/patch/390alpha1a.php
@@ -12,9 +12,11 @@
 use Alchemy\Phrasea\Application;
 use Alchemy\Phrasea\Model\Entities\Order;
 use Alchemy\Phrasea\Model\Entities\OrderElement;
+use Doctrine\ORM\Query;
 use Doctrine\ORM\NoResultException;
 use Gedmo\Timestampable\TimestampableListener;
 
+
 class patch_390alpha1a extends patchAbstract
 {
     /** @var string */
@@ -92,7 +94,9 @@ class patch_390alpha1a extends patchAbstract
             $todo = $stmt->fetch(\PDO::FETCH_ASSOC);
             $stmt->closeCursor();
 
-            $user = $this->loadUser($app['EM'], $row['usr_id']);
+            if (null === $user = $this->loadUser($app['EM'], $row['usr_id'])) {
+                continue;
+            }
 
             try {
                 $basket = $app['EM']->createQuery('SELECT PARTIAL b.{id} FROM Phraseanet:Basket b WHERE b.id = :id')
diff --git a/lib/classes/patch/390alpha7a.php b/lib/classes/patch/390alpha7a.php
index ecdb7e931e..15ca9e2f19 100644
--- a/lib/classes/patch/390alpha7a.php
+++ b/lib/classes/patch/390alpha7a.php
@@ -55,7 +55,7 @@ class patch_390alpha7a extends patchAbstract
      */
     public function getDoctrineMigrations()
     {
-        return ['feed'];
+        return ['aggregate-token', 'feed'];
     }
 
     /**
@@ -127,7 +127,7 @@ class patch_390alpha7a extends patchAbstract
             $feed->setIsPublic($row['public']);
             $feed->setCreatedOn(new \DateTime($row['created_on']));
             $feed->setUpdatedOn(new \DateTime($row['updated_on']));
-            $feed->setCollection($row['base_id'] ? collection::get_from_base_id($app, $row['base_id']) : null);
+            $feed->setBaseId($row['base_id']);
 
             $fpStmt->execute([':feed_id' => $row['id']]);
             $fpRes = $fpStmt->fetchAll(\PDO::FETCH_ASSOC);
diff --git a/lib/classes/patch/390alpha9b.php b/lib/classes/patch/390alpha9b.php
index 509cf78827..58856fda34 100644
--- a/lib/classes/patch/390alpha9b.php
+++ b/lib/classes/patch/390alpha9b.php
@@ -195,8 +195,10 @@ class patch_390alpha9b extends patchAbstract
             unset($config['main']['languages']);
         }
 
-        $config = array_merge(['servername' => $config['main']['servername']], $config);
-        unset($config['main']['servername']);
+        if (isset($config['main']['servername'])) {
+            $config = array_merge(['servername' => $config['main']['servername']], $config);
+            unset($config['main']['servername']);
+        }
 
         if (isset($config['task-manager'])) {
             $config['main']['task-manager'] = $config['task-manager'];
diff --git a/lib/classes/patchAbstract.php b/lib/classes/patchAbstract.php
index 6fc7a3fdaf..956a119476 100644
--- a/lib/classes/patchAbstract.php
+++ b/lib/classes/patchAbstract.php
@@ -11,6 +11,7 @@
 
 use Doctrine\ORM\NoResultException;
 use Doctrine\ORM\EntityManager;
+use Doctrine\ORM\Query;
 use Doctrine\ORM\Query\ResultSetMapping;
 
 abstract class patchAbstract implements patchInterface
diff --git a/lib/conf.d/migrations.yml b/lib/conf.d/migrations.yml
index c63fcd51a0..2cc0b1cde8 100644
--- a/lib/conf.d/migrations.yml
+++ b/lib/conf.d/migrations.yml
@@ -60,3 +60,9 @@ migrations:
   migration19:
       version: token
       class: Alchemy\Phrasea\Setup\DoctrineMigrations\TokenMigration
+  migration21:
+      version: aggregate-token
+      class: Alchemy\Phrasea\Setup\DoctrineMigrations\AggregateTokenMigration
+  migration22:
+      version: preset
+      class: Alchemy\Phrasea\Setup\DoctrineMigrations\PresetMigration