A log4j appender for generating indented logs for easier debugging.
'edu.mit.simile:tracer:1.0'
<dependency>
<groupId>edu.mit.simile</groupId>
<artifactId>tracer</artifactId>
<version>1.0</version>
</dependency>
<dependency org="edu.mit.simile" name="tracer" rev="1.0"/>
"edu.mit.simile", "tracer", "1.0"