Spring Integration SMB
Spring Integration Extensions
Tests: 21 passed
Duration: 1 minute
Changes: Who: Artem Bilan
Why: GH-242: Delete original zip only if no errors
Fixes https://github.com/spring-projects/spring-integration-extensions/issues/242

The `UnZipTransformer` removes a source zip file unconditionally

* Fix `UnZipTransformer` to remove a source zip file only
if unzipping was successful
* More checks for traversal file names
* Upgrade dependencies including Gradle
* Move Maven publishing functionality to `maven-publish` plugin
Changes by Artem Bilan