docs: Incorporates changes from version v0.15.2
**Table of Contents** *generated with [DocToc](https://github.com/thlorenz/doctoc)*
- [Change Log](#change-log)
+ - [v0.15.2 (2019-05-04)](#v0152-2019-05-04)
- [v0.15.1 (2019-04-29)](#v0151-2019-04-29)
- [v0.15.0 (2019-04-29)](#v0150-2019-04-29)
- [v0.14.2+oryOS.10 (2018-12-13)](#v0142oryos10-2018-12-13)
# Change Log
+## [v0.15.2](https://github.com/ory/oathkeeper/tree/v0.15.2) (2019-05-04)
+[Full Changelog](https://github.com/ory/oathkeeper/compare/v0.15.1...v0.15.2)
+
+**Fixed bugs:**
+
+- Credential issuer config is base64 encoded [\#182](https://github.com/ory/oathkeeper/issues/182)
+
+**Merged pull requests:**
+
+- Fix json encode of config for "credentials\_issuer" and "authorizer" during import [\#184](https://github.com/ory/oathkeeper/pull/184) ([stszap](https://github.com/stszap))
+
## [v0.15.1](https://github.com/ory/oathkeeper/tree/v0.15.1) (2019-04-29)
[Full Changelog](https://github.com/ory/oathkeeper/compare/v0.15.0...v0.15.1)
