Version bump to v0.2.0
Version bump to v0.2.0

Changes:
* Bugfix for `log.dirs` attribute (#36).
* Updated log4j template (#32).
* Expose JVM performance options (#33).

Cheers to @trane and @dpkp.
mthssdrbrg/kafka-cookbook,mthssdrbrg/kafka-cookbook,mthssdrbrg/kafka-cookbook