zeppelin/testing
Luciano Resende 215dd6f363 [ZEPPELIN-956] Download old spark versions direct from archive
### What is this PR for?
Older Apache Spark releases seems to have been removed from mirrors, and thus the build scripts needs to be updated to download older releases from the archives.

### What type of PR is it?
[Bug Fix]

### What is the Jira issue?
[ZEPPELIN-956](https://issues.apache.org/jira/browse/ZEPPELIN-956)

### How should this be tested?
Existing build tests

Author: Luciano Resende <lresende@apache.org>

Closes #967 from lresende/download and squashes the following commits:

4fcbf7b [Luciano Resende] [ZEPPELIN-956] Download old spark versions direct from archive
2016-06-07 00:11:27 +02:00
..
downloadSpark.sh [ZEPPELIN-956] Download old spark versions direct from archive 2016-06-07 00:11:27 +02:00
startSparkCluster.sh ZEPPELIN-783 fix CI failure on Spark download 2016-04-02 17:12:56 +09:00
stopSparkCluster.sh ZEPPELIN-783 fix CI failure on Spark download 2016-04-02 17:12:56 +09:00