Add deploy stage

Jenkinsfile

@@ -23,8 +23,11 @@ pipeline {
 
         stage ('Deployment Stage') {
             steps {
-                withMaven(maven : 'maven_3_5_0') {
-                    sh 'mvn deploy'
+
+		withCredentials([[$class: 'UsernamePasswordMultiBinding', credentialsId: 'PCF_LOGIN',
+usernameVariable: 'USERNAME', passwordVariable: 'PASSWORD']]) {
+
+sh 'cf login -a http://api.run.pivotal.io -u $USERNAME -p $PASSWORD'
  }
             }
         }