This release is binary compatible with 0.17.3 so it should be safe to use. One behavior change is that skipping null counters is now opt in (which was a default we regretted when shipping 0.17.3). See: https://github.com/twitter/scalding/issues/1716

• add DateRange.prepend: https://github.com/twitter/scalding/pull/1748
• TextLine is now a TypedSink[String]: https://github.com/twitter/scalding/pull/1752
• check for _SUCCESS file in any FileSource based on a config flag: https://github.com/twitter/scalding/pull/1758
• add a setting to skip null counters: https://github.com/twitter/scalding/pull/1759