remove slashs
// CITA
-// // Copyright 2016-2018 Cryptape Technologies LLC.
-//
-// // This program is free software: you can redistribute it
-// // and/or modify it under the terms of the GNU General Public
-// // License as published by the Free Software Foundation,
-// // either version 3 of the License, or (at your option) any
-// // later version.
-//
-// // This program is distributed in the hope that it will be
-// // useful, but WITHOUT ANY WARRANTY; without even the implied
-// // warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
-// // PURPOSE. See the GNU General Public License for more details.
-//
-// // You should have received a copy of the GNU General Public License
-// // along with this program. If not, see <http://www.gnu.org/licenses/>.
-//
+// Copyright 2016-2018 Cryptape Technologies LLC.
+
+// This program is free software: you can redistribute it
+// and/or modify it under the terms of the GNU General Public
+// License as published by the Free Software Foundation,
+// either version 3 of the License, or (at your option) any
+// later version.
+
+// This program is distributed in the hope that it will be
+// useful, but WITHOUT ANY WARRANTY; without even the implied
+// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+// PURPOSE. See the GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
use cita_types::{Address, H256};
use core::contracts::solc::sys_config::SysConfig;
