Add Reuse banner (#20)

PatrikSteuer · web-flow · commit deda59c0e79b · 2020-08-05T13:57:42.000+02:00
* Switch from Contributor License Agreement (CLA) to Developer Certificate of Origin (DCO)

* Adopt License format

* Update README.md
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
+[![REUSE status](https://api.reuse.software/badge/github.com/SAP/cf-cli-java-plugin)](https://api.reuse.software/info/github.com/SAP/cf-cli-java-plugin)
+
 # Cloud Foundry Command Line Java plugin
 
 This plugin for the [Cloud Foundry Command Line](https://github.com/cloudfoundry/cli) provides convenience utilities to work with Java applications deployed on Cloud Foundry.

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+[![REUSE status](https://api.reuse.software/badge/github.com/SAP/cf-cli-java-plugin)](https://api.reuse.software/info/github.com/SAP/cf-cli-java-plugin)`
	`2`	`+`
`1`	`3`	`# Cloud Foundry Command Line Java plugin`
`2`	`4`
`3`	`5`	`This plugin for the [Cloud Foundry Command Line](https://github.com/cloudfoundry/cli) provides convenience utilities to work with Java applications deployed on Cloud Foundry.`