Moving log4j compansions out of sandbox

git-svn-id: https://svn.apache.org/repos/asf/logging/log4j/companions/component/trunk@544225 13f79535-47bb-0310-9956-ffa450edef68
tree: 054c2db8d4777e24284c344b6b16eb02b2521a6a
  1. src/
  2. build.xml
  3. LICENSE
  4. NOTICE
  5. pom.xml