added td-client.jar 0.3.7-SNAPSHOT
CLT-199 return 0 or 1 for command success and error
Merge branch 'CLT-199' of github.com:treasure-data/td-import-java
upgraded td-client: 0.3.7-SNAPSHOT to 0.4.0
minor change
[maven-release-plugin] prepare release td-import-0.4.12