Update spdlog.h

Update comments about macros

include/spdlog/spdlog.h

@@ -118,20 +118,24 @@ std::shared_ptr<logger> create(const std::string& logger_name, const It& sinks_b
 template <typename Sink, typename... Args>
 std::shared_ptr<spdlog::logger> create(const std::string& logger_name, const Args&...);
 
+
+// Drop the reference to the given logger
+void drop(const std::string &name);
+
+// Drop all references
+void drop_all();
+
+
 //
 //
 // Macros to be display source file & line
-//
-// Trace & debug can be switched on/off at compile time for zero cost debug statements.
+// Trace & Debug can be switched on/off at compile time for zero cost debug statements.
 //
 // Example:
-//
-// Enable debug macro, must be defined before including spdlog.h
-// #define SPDLOG_DEBUG_ON
-// include "spdlog/spdlog.h"
+// #define SPDLOG_DEBUG_ON 
+// include "spdlog/spdlog.h" 
 // SPDLOG_DEBUG(my_logger, "Some debug message {} {}", 1, 3.2);
 //
-
 #ifdef SPDLOG_TRACE_ON
 #define SPDLOG_TRACE(logger, ...) logger->trace(__VA_ARGS__) << " (" << __FILE__ << " #" << __LINE__ <<")";
 #else
@@ -152,12 +156,6 @@ std::shared_ptr<spdlog::logger> create(const std::string& logger_name, const Arg
 #define SPDLOG_ALERT(logger, ...)    logger->alert(__VA_ARGS__)    << " (" << __FILE__ << " #" << __LINE__ <<")";
 #define SPDLOG_EMERG(logger, ...)    logger->emerg(__VA_ARGS__)    << " (" << __FILE__ << " #" << __LINE__ <<")";
 
-// Drop the reference to the given logger
-void drop(const std::string &name);
-
-// Drop all references
-void drop_all();
-
 }