Update CHANGELOG.md

Release 0.1.4

Release 0.1.3

Release 0.1.2

Releases version 0.1.1

Merge pull request jetstack#14 from jetstack/feature-ingress-classes

Support for different ingress classes

Prepares release of 0.0.4

release 0.0.3

Release version 0.0.2

* use version tags on the images

Improve jenkins build

* handle tags
* build master branch only
* update latest only if build against a tag