Update README.md

 console color example

README.md

@@ -133,6 +133,13 @@ int main(int, char* [])
         auto syslog_logger = spd::syslog_logger("syslog", ident, LOG_PID);
         syslog_logger->warn("This is warning that will end up in syslog. This is Linux only!");
         #endif
+        
+        //console color example 
+	auto console_out = spdlog::sinks::stderr_sink_st::instance();
+	auto color_sink = std::make_shared<spd::sinks::ansicolor_sink>(console_out);  // wraps around another sink
+	auto color_logger = spd::details::registry::instance().create("Color", color_sink);
+	color_sink->set_color(spd::level::info, color_sink->bold + color_sink->green);
+	color_logger->info("Testing color logger...");
     }
     catch (const spd::spdlog_ex& ex)
     {