Update README.md

README.md

@@ -133,12 +133,12 @@ int main(int, char*[])
         syslog_example();
 
         // Log user-defined types example..
-       	user_defined_example();
+        user_defined_example();
 
-	// Change default log error handler
+        // Change default log error handler
 	err_handler_example();
 
-	// Apply a function on all registered loggers
+        // Apply a function on all registered loggers
         spd::apply_all([&](std::shared_ptr<spdlog::logger> l) {l->info("End of example."); });
 	
         // Release and close all loggers