Z-Data-0.1.2.0: ChangeLog.md

# Revision history for Z-Data

## 0.1.2.0  -- 2020-09-19

* Rename 'read/write/indexWord8ArrayAs' to 'read/write/indexWord8ArrayAs#'.
* Add 'read/write/indexWord8ArrayAs', 'read/write/indexPrimWord8ArrayAs'.
* Fix JSON encoding code in generic instance(constructor with single payload case).