Update CHANGELOG

CHANGELOG.md

@@ -7,3 +7,18 @@
  - [#333](https://github.com/zip-rs/zip/pull/333): disabled the default features of the `time` dependency, and also `formatting` and `macros`, as they were enabled by mistake.
  - Deprecated [`DateTime::from_time`](https://docs.rs/zip/0.6/zip/struct.DateTime.html#method.from_time) in favor of [`DateTime::try_from`](https://docs.rs/zip/0.6/zip/struct.DateTime.html#impl-TryFrom-for-DateTime)
  
+## [0.6.6]
+
+### Changed
+
+ - Updated dependency versions.
+
+### Added
+
+ - `shallow_copy_file` method: copy a file from within the ZipWriter
+
+## [0.6.7]
+
+### Added
+
+- `deep_copy_file` method: more standards-compliant way to copy a file from within the ZipWriter