Merge remote-tracking branch 'upstream/master'
Fixed the redundant definition of maven-jar-plugin.
Merge pull request #12 from sjlee/sjlee-pom-fix

fixed the pom file for maven-etl
Merge remote-tracking branch 'upstream/master'
Removed eclipse settings files that were checked in.
Merge pull request #13 from sjlee/sjlee-eclipse-fix

Removed eclipse settings files that were checked in