func Allow(mode PermissionMode, roles ...string) *Permission {
	return Global.Allow(mode, roles...)
}
func Allow(mode PermissionMode, roles ...string) *Permission {
	return Global.Allow(mode, roles...)
}
func Allow ( mode PermissionMode , roles ... string ) * Permission { return Global . Allow ( mode , roles ... ) }
// Allow allows permission mode for roles
Allow allows permission mode for roles