Record WIS logging settings

Below are the settings as they should appear in the default Log4Net Windows Integration Service (WIS) installs:

<log4net>
<appender name="file" type="log4net.Appender.RollingFileAppender">
  <file value="logfile.txt" />
  <appendToFile value="true" />
  <rollingStyle value="Size" />
  <maxSizeRollBackups value="10" /> 
  <maximumFileSize value="10MB" />
  <countDirection value="1" />
  <layout type="log4net.Layout.PatternLayout">
    <conversionPattern value="%date [%thread] %-5level %logger - %message%newline" />
  </layout>
</appender>
<root>       <!-- Options are "ALL", "DEBUG", "INFO", "WARN", "ERROR", "FATAL" and "OFF". -->
  <level value="INFO" />
  <appender-ref ref="file" />
</root>
</log4net>