Controller类增加batchValidate属性 validate方法增加batch参数，用于设置是否批量验证

异常类改进

library/think/exception/TemplateNotFoundException.php

@@ -13,4 +13,21 @@ namespace think\exception;
 
 class TemplateNotFoundException extends \RuntimeException
 {
+	protected $template;
+
+	public function __construct($message,$template='')
+	{
+		$this->message 	= $message;
+		$this->template	= $template;
+	}
+
+    /**
+     * 获取模板文件
+     * @access public
+     * @return string
+     */
+	public function getTemplate()
+	{
+		return $this->template;
+	}	
 }