Fixed doctrine middlewares

We now look directly onto the driver arguments instead of retrieving a database platform, for which we would need the database version.

As we modify driver specific options there, this might be the better choice anyway

src/Doctrine/Middleware/SQLiteRegexExtensionMiddlewareDriver.php

@@ -41,7 +41,7 @@ class SQLiteRegexExtensionMiddlewareDriver extends AbstractDriverMiddleware
         $connection = parent::connect($params); // TODO: Change the autogenerated stub
 
         //Then add the functions if we are on SQLite
-        if ($this->getDatabasePlatform() instanceof SqlitePlatform) {
+        if ($params['driver'] === 'pdo_sqlite') {
             $native_connection = $connection->getNativeConnection();
 
             //Ensure that the function really exists on the connection, as it is marked as experimental according to PHP documentation