Add: add apache license
diff --git a/client.go b/client.go
index 5e7a45d..d6a2c8c 100644
--- a/client.go
+++ b/client.go
@@ -1,11 +1,19 @@
-/******************************************************
-# DESC       : getty client
-# MAINTAINER : Alex Stocks
-# LICENCE    : Apache License 2.0
-# EMAIL      : alexstocks@foxmail.com
-# MOD        : 2016-09-01 21:32
-# FILE       : client.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty
 
@@ -23,7 +31,6 @@
 )
 
 import (
-	"github.com/dubbogo/gost/bytes"
 	"github.com/dubbogo/gost/net"
 	"github.com/gorilla/websocket"
 	perrors "github.com/pkg/errors"
diff --git a/client_test.go b/client_test.go
index f2407a8..8e11a4a 100644
--- a/client_test.go
+++ b/client_test.go
@@ -1,3 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package getty
 
 import (
diff --git a/connection.go b/connection.go
index d0fe626..878aa56 100644
--- a/connection.go
+++ b/connection.go
@@ -1,11 +1,19 @@
-/******************************************************
-# DESC       : tcp/websocket connection
-# MAINTAINER : Alex Stocks
-# LICENCE    : Apache License 2.0
-# EMAIL      : alexstocks@foxmail.com
-# MOD        : 2016-08-17 11:21
-# FILE       : connection.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty
 
diff --git a/const.go b/const.go
index 044465d..fbec5b0 100644
--- a/const.go
+++ b/const.go
@@ -1,12 +1,19 @@
-/******************************************************
-# DESC    : const properties
-# AUTHOR  : Alex Stocks
-# VERSION : 1.0
-# LICENCE : Apache License 2.0
-# EMAIL   : alexstocks@foxmail.com
-# MOD     : 2018-03-17 16:54
-# FILE    : const.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty
 
diff --git a/demo/hello/consts.go b/demo/hello/consts.go
index d051b9f..38fd40c 100644
--- a/demo/hello/consts.go
+++ b/demo/hello/consts.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package hello
 
diff --git a/demo/hello/hello.go b/demo/hello/hello.go
index 54c77df..6df95a3 100644
--- a/demo/hello/hello.go
+++ b/demo/hello/hello.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package hello
 
diff --git a/demo/hello/messagelistener.go b/demo/hello/messagelistener.go
index efba4ca..a854049 100644
--- a/demo/hello/messagelistener.go
+++ b/demo/hello/messagelistener.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package hello
 
diff --git a/demo/hello/pkghandler.go b/demo/hello/pkghandler.go
index 658e75c..fa8b63f 100644
--- a/demo/hello/pkghandler.go
+++ b/demo/hello/pkghandler.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package hello
 
diff --git a/demo/hello/tcp/client/client.go b/demo/hello/tcp/client/client.go
index 77467da..296578a 100644
--- a/demo/hello/tcp/client/client.go
+++ b/demo/hello/tcp/client/client.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package main
 
diff --git a/demo/hello/tcp/config.go b/demo/hello/tcp/config.go
index 7aa37bf..f2fab11 100644
--- a/demo/hello/tcp/config.go
+++ b/demo/hello/tcp/config.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package tcp
 
diff --git a/demo/hello/tcp/server/server.go b/demo/hello/tcp/server/server.go
index 13b273b..1fa3a55 100644
--- a/demo/hello/tcp/server/server.go
+++ b/demo/hello/tcp/server/server.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package main
 
diff --git a/demo/util/limit_linux.go b/demo/util/limit_linux.go
index b600cdc..e7f04dd 100644
--- a/demo/util/limit_linux.go
+++ b/demo/util/limit_linux.go
@@ -1,11 +1,19 @@
-// +build linux
-
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package util
 
diff --git a/demo/util/limit_other.go b/demo/util/limit_other.go
index 2367c18..93baec4 100644
--- a/demo/util/limit_other.go
+++ b/demo/util/limit_other.go
@@ -1,11 +1,19 @@
-// +build !linux
-
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package util
 
diff --git a/demo/util/pprof.go b/demo/util/pprof.go
index f044d0a..287ebec 100644
--- a/demo/util/pprof.go
+++ b/demo/util/pprof.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : Alex Stocks
-# LICENCE    : Apache License 2.0
-# EMAIL      : alexstocks@foxmail.com
-# MOD        : 2019-07-25
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package util
 
diff --git a/demo/util/signals.go b/demo/util/signals.go
index 7ad90a1..01757ee 100644
--- a/demo/util/signals.go
+++ b/demo/util/signals.go
@@ -1,9 +1,19 @@
-/******************************************************
-# MAINTAINER : wongoo
-# LICENCE    : Apache License 2.0
-# EMAIL      : gelnyang@163.com
-# MOD        : 2019-06-11
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package util
 
diff --git a/getty.go b/getty.go
index f993494..8e6e063 100644
--- a/getty.go
+++ b/getty.go
@@ -1,11 +1,19 @@
-/******************************************************
-# DESC       : getty interface
-# MAINTAINER : Alex Stocks
-# LICENCE    : Apache License 2.0
-# EMAIL      : alexstocks@foxmail.com
-# MOD        : 2016-08-17 11:20
-# FILE       : getty.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty
 
diff --git a/logger.go b/logger.go
index a7f5b4a..30b0db6 100644
--- a/logger.go
+++ b/logger.go
@@ -1,3 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package getty
 
 import (
diff --git a/options.go b/options.go
index d0c12ad..dfbbaa6 100644
--- a/options.go
+++ b/options.go
@@ -1,12 +1,19 @@
-/******************************************************
-# DESC    : getty client/server options
-# AUTHOR  : Alex Stocks
-# VERSION : 1.0
-# LICENCE : Apache License 2.0
-# EMAIL   : alexstocks@foxmail.com
-# MOD     : 2018-03-17 21:12
-# FILE    : options.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty
 
diff --git a/options_test.go b/options_test.go
index a520072..1e27bed 100644
--- a/options_test.go
+++ b/options_test.go
@@ -1,3 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package getty
 
 import (
diff --git a/server.go b/server.go
index 0825fe7..82944bd 100644
--- a/server.go
+++ b/server.go
@@ -1,11 +1,19 @@
-/******************************************************
-# DESC       : getty server
-# MAINTAINER : Alex Stocks
-# LICENCE    : Apache License 2.0
-# EMAIL      : alexstocks@foxmail.com
-# MOD        : 2016-08-17 11:21
-# FILE       : server.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty
 
diff --git a/server_test.go b/server_test.go
index 5643380..01a9270 100644
--- a/server_test.go
+++ b/server_test.go
@@ -1,3 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package getty
 
 import (
diff --git a/session.go b/session.go
index ad3cd69..0374245 100644
--- a/session.go
+++ b/session.go
@@ -1,11 +1,19 @@
-/******************************************************
-# DESC       : session
-# MAINTAINER : Alex Stocks
-# LICENCE    : Apache License 2.0
-# EMAIL      : alexstocks@foxmail.com
-# MOD        : 2016-08-17 11:21
-# FILE       : session.go
-******************************************************/
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package getty