Update documentation for 0.1.1

Update changelog with 0.1.1

CHANGELOG.md

@@ -2,6 +2,17 @@
 
 See also: [Github Release Page](https://github.com/enpaul/vault2vault/releases).
 
+## Version 0.1.1
+
+View this release on: [Github](https://github.com/enpaul/vault2vault/releases/tag/0.1.1),
+[PyPI](https://pypi.org/project/vault2vault/0.1.1/)
+
+- Fix bug causing stack trace when the same vaulted block appears in a YAML file more than
+  once
+- Fix bug where the `--ignore-undecryptable` option was not respected for vaulted variables
+  in YAML files
+- Update logging messages and levels to improve verbose output
+
 ## Version 0.1.0
 
 View this release on: [Github](https://github.com/enpaul/vault2vault/releases/tag/0.1.0),