title: Unable to turn off logging in console in logback
body: <p>I want the console logging to turn off and file logging to turn on. Is this possible in logback?</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt;
  &lt;configuration&gt;
  
      &lt;!-- Send debug messages to System.out --&gt;
      &lt;appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"&gt;
          &lt;!-- By default, encoders are assigned the type ch.qos.logback.classic.encoder.PatternLayoutEncoder --&gt;
          &lt;filter class="ch.qos.logback.classic.filter.ThresholdFilter"&gt;
              &lt;level&gt;OFF&lt;/level&gt;
          &lt;/filter&gt;
          &lt;encoder&gt;
              &lt;pattern&gt;%d{HH:mm:ss.SSS} [%thread] %-5level %logger{5} - %msg%n
              &lt;/pattern&gt;
          &lt;/encoder&gt;
      &lt;/appender&gt;
  
      &lt;!-- Send debug messages to a file at "c:/jcg.log" --&gt;
      &lt;appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender"&gt;
          &lt;file&gt;/home/dev-01/Documents/jcg.log&lt;/file&gt;
          &lt;encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"&gt;
              &lt;Pattern&gt;%d{yyyy-MM-dd_HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n&lt;/Pattern&gt;
          &lt;/encoder&gt;
  
          &lt;rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy"&gt;
              &lt;FileNamePattern&gt;/home/dev-01/Documents/jcg-%i.log&lt;/FileNamePattern&gt;
              &lt;MinIndex&gt;1&lt;/MinIndex&gt;
              &lt;MaxIndex&gt;10&lt;/MaxIndex&gt;
          &lt;/rollingPolicy&gt;
  
          &lt;triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy"&gt;
              &lt;MaxFileSize&gt;100MB&lt;/MaxFileSize&gt;
          &lt;/triggeringPolicy&gt;
      &lt;/appender&gt;
  
      &lt;!-- By default, the level of the root level is set to DEBUG --&gt;
      &lt;root level="INFO"&gt;
          &lt;appender-ref ref="FILE" /&gt;
          &lt;appender-ref ref="STDOUT" /&gt;
      &lt;/root&gt;
  &lt;/configuration&gt;
  </code></pre>
  
  <p>I am open to use another logging libraries if this is not possible in logback.</p>