Added a first jenkinsfile that does echo on a windows node.
diff --git a/Jenkinsfile b/Jenkinsfile
new file mode 100644
index 0000000..02e6c9f
--- /dev/null
+++ b/Jenkinsfile
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+node('windows')
+{
+	dir('build')
+	{
+		stage('Checkout')
+		{
+			echo "checkout"
+			checkout scm
+		}
+		stage('Build')
+		{
+			echo "build"
+		}
+	}
+}
+