Version 2.1.0

Version 2.1.0

• The token-client library supports Apache Http Client. So you can make use of it without any Spring dependencies! Have also a look at the java-tokenclient-usage sample application.
• Fix CVE-2018-1000613 by removing unnecessary dependencies (issue 144).
• Makes XsuaaMockWebServer more robust.
• Adds link to TechEd 2019 self-learning material.