see #12: translate ch06

exercises/6/handler.hpp

@@ -1,7 +1,8 @@
 //
 // handler.hpp
 // web_server
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #include "server.base.hpp"

exercises/6/main.http.cpp

@@ -1,7 +1,8 @@
 //
 // main_http.cpp
 // web_server
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #include <iostream>

exercises/6/main.https.cpp

@@ -1,7 +1,8 @@
 //
 // main_https.cpp
 // web_server
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 #include <iostream>
 #include "server.https.hpp"

exercises/6/server.base.hpp

@@ -1,7 +1,8 @@
 //
 // server_base.hpp
 // web_server
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #ifndef SERVER_BASE_HPP

exercises/6/server.http.hpp

@@ -1,7 +1,8 @@
 //
 // server_http.hpp
 // web_server
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #ifndef SERVER_HTTP_HPP

exercises/6/server.https.hpp

@@ -1,7 +1,8 @@
 //
 // server_https.hpp
 // web_server
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #ifndef SERVER_HTTPS_HPP

exercises/7/main.cpp

@@ -4,7 +4,8 @@
 // exercise solution - chapter 7
 // modern cpp tutorial
 //
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #include <iostream> // std::cout, std::endl

exercises/7/thread_pool.hpp

@@ -4,7 +4,8 @@
 // exercise solution - chapter 7
 // modern cpp tutorial
 //
-// created by changkun at changkun.de/modern-cpp
+// created by changkun at changkun.de
+// https://github.com/changkun/modern-cpp-tutorial/
 //
 
 #ifndef THREAD_POOL_H