review: Move systemTest shims to proper module

[David Hill]

Missed this in the previous systemTests rework:

https://bugs.openjdk.java.net/browse/JDK-8147398
http://cr.openjdk.java.net/~ddhill/8147398/

Will submit to 9-dev though it really only affects Jake.

-- 
David Hill<David.Hill at Oracle.com>
Java Embedded Development

"A man's feet should be planted in his country, but his eyes should survey the world."
-- George Santayana (1863 - 1952)