Merge pull request #207 from datiecher/master

Removed Unsigned Integer Support in SQL Server

lib/Doctrine/DBAL/Platforms/SQLServerPlatform.php

@@ -631,13 +631,7 @@ class SQLServerPlatform extends AbstractPlatform
      */
     protected function _getCommonIntegerTypeDeclarationSQL(array $columnDef)
     {
-        $autoinc = '';
-        if (!empty($columnDef['autoincrement'])) {
-            $autoinc = ' IDENTITY';
-        }
-        $unsigned = (isset($columnDef['unsigned']) && $columnDef['unsigned']) ? ' UNSIGNED' : '';
-
-        return $unsigned . $autoinc;
+        return (!empty($columnDef['autoincrement'])) ? ' IDENTITY' : '';
     }
 
     /**