Updated Readme

README.md

@@ -14,4 +14,20 @@ load "helpers.groovy"
 After all you will have in your pipeline all functions that `helpers.groovy` provides:
 - stageWithChecks
 - setSuccessCheck
-- withGiteaCreds
+- withGiteaCreds
+- withDockerCreds
+
+### Example:
+```groovy
+helpersPath = "/tmp/helpers.groovy"
+sh "curl -L http://10.244.188.80:30210/weissmall/jenkins-tools/raw/branch/master/helpers.groovy -o $helpersPath"
+helpers = load helpersPath
+...
+helpers.stageWithChecks('tests') {
+    ...
+}
+
+helpers.withDockerCreds("Creds", env.DOCKER_REGISTRY_HOST) {
+    ...
+}
+```