Remove Jenkinsfile that never worked

Change-Id: I35412ee3b056906ae41d88301fae5a592c016273
diff --git a/Jenkinsfile.release b/Jenkinsfile.release
deleted file mode 100644
index 5535afe..0000000
--- a/Jenkinsfile.release
+++ /dev/null
@@ -1,32 +0,0 @@
-# Copyright 2017-present Open Networking Foundation
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-
-# Releases an individual ONOS app
-
-def app = ${app}
-def branch = ${branch}
-
-node ('master') {
-    stage 'Checkout code'
-
-    checkout changelog: false, poll: false, scm: [$class: 'RepoScm', currentBranch: true,
-        manifestBranch: master, manifestGroup: 'onos',
-        manifestRepositoryUrl: 'https://gerrit.opencord.org/manifest', quiet: true]
-
-    sh returnStdout: true, script: 'cd onos-apps/apps/' + app + ' && git checkout ' + branch   
-
-    stage 'Release'
-    sh returnStdout: true, script: 'cd onos-apps/apps/' + app + ' && mvn -Prelease clean deploy'
-}