Rename log file of smcs

Author: veblush

extra/smcs/Logger.cs

@@ -23,7 +23,7 @@ only when the Logger object is disposed. This solves the log file sharing proble
 		*/
 	}
 
-	private const string LOG_FILENAME = "Compiler/compilation log.txt";
+	private const string LOG_FILENAME = "./Temp/smcs.txt";
 	private const int MAXIMUM_FILE_AGE_IN_MINUTES = 5;
 
 	private readonly Mutex mutex;