We need add_common_attributes, otherwise date format fails.

I display what the logging date format string is.

twproxy.cpp

@@ -46,7 +46,7 @@ https://github.com/boostorg/log/issues/46
 
 void init_logging(void) {
   // because TimeStamp is missing by default.
-  // boost::log::add_common_attributes();
+  boost::log::add_common_attributes();
 
   // "proxy-%Y-%m-%d.log"
   std::string log_filename = "proxy.log";
@@ -77,7 +77,8 @@ void init_logging(void) {
   if (console)
     std::cout << "console + ";
   std::cout << log_filename << " level: " << log_level
-            << " flush: " << log_autoflush << std::endl;
+            << " flush: " << log_autoflush << " format: " << log_timeformat
+            << std::endl;
 
   if (console)
     boost::log::add_console_log(
@@ -112,8 +113,7 @@ int main(int argc, char *argv[]) {
     return EXIT_FAILURE;
   }
 
-
-  CONFIG = YAML::LoadFile(argv[1]); 
+  CONFIG = YAML::LoadFile(argv[1]);
 
   init_logging();
 
@@ -127,11 +127,11 @@ int main(int argc, char *argv[]) {
       BUGZ_LOG(fatal) << "Config file missing: " << key;
     }
 
-    // The leaks are reported here, because this is the first usage of the BOOST_LOG_TRIVIAL()!
-    // Comment these out, and the leaks are reported at the next logging usage instance.
+    // The leaks are reported here, because this is the first usage of the
+    // BOOST_LOG_TRIVIAL()! Comment these out, and the leaks are reported at the
+    // next logging usage instance.
     std::string value = CONFIG[key].as<std::string>();
     BUGZ_LOG(info) << "Config: " << key << " : " << value;
-    
   }
 
   if (!config_ok)
@@ -151,7 +151,7 @@ int main(int argc, char *argv[]) {
     std::string port = CONFIG["port"].as<std::string>();
     BUGZ_LOG(fatal) << "host: " << host << " port: " << port;
 
-    Server serve(io_service, endpoint, host, port );
+    Server serve(io_service, endpoint, host, port);
 
     io_service.run();
   } catch (std::exception &e) {