<!---
 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.
-->

Zeppelin dependency graph:
--------------
                     hive, hadoop, ...
                       | | |
                       v v v
  Zeppelin Server  <- Zengine -> Zeppelin CLI
         +               |
    zeppeli web          v
                        ZAN



Zeppelin artifacts:
------------------
Zeppelin CLI    - Commandline UI             - executable
Zeppelin Server - Web UI, server to host it  - executable
Zwppwlin Web    - Web UI, clint-side JS app  - HTML+JavaScript; war
Zengine         - Main library               - java library
ZAN             - 



Build process:
-------------
compile                => *.class, minify *.js
build modules          => *.jar, war
test                   => UnitTest reports
package -P build-distr => final .zip
integration-test       => selenium over running zeppelin-server (from package)


verify:
 pre-inegration-test   => start Zeppelin
 integration-test
 post-inegration-test  => stop Zeppelin
