Merge pull request #23 from edgarmueller/master

Closes #22: Cleanup CSV package object
add new (failing) TestCase
Merge branch 'master' into wip/join_problem
fix One-To-One Join and (optional and default) Value Handling
handle optional fields which are not in the CSV correctly
Merge pull request #24 from Umzugsagenten/wip/join_problem

problem fix during QB Update in reactor
add sbt-release plugin
Setting version to 0.4.0-rc1
Setting version to 0.4.0-SNAPSHOT
relocate version file
add KeyValueRule
Setting version to 0.4.0-rc2
Setting version to 0.4.0-SNAPSHOT
start with a naive Benchmark
added scalameter testframework to qbschema
provide better error messages during validation
Setting version to 0.4.0-rc3
Setting version to 0.4.0-SNAPSHOT
make mongo objectId Rule return objectId as format
Setting version to 0.4.0-rc4