Add CHANGELOG for Direction enum
@@ -6,6 +6,8 @@ The public API of this library consists of the functions declared in file
[h3api.h](./src/h3lib/include/h3api.h).
## [Unreleased]
+### Added
+- Added Direction enum, replacing int and defined constants (#77)
## [3.0.7] - 2018-06-08
### Added
