complete filter for log files
fix a bug in Log.error(Object, Throwable) : logs were written at debug level
move Chronometer class to codjo-util
Merge pull request #9 from codjo-sandbox/integration

Bug fix : error method now logs at ERROR level
Switch parent pom to the last codjo-pom stable version
[maven-release-plugin] prepare release codjo-mad-3.170
[maven-release-plugin] prepare for next development iteration
Switch parent pom to the codjo-pom snapshot version