RFR: 8201609 - Split test/jdk/:tier2 to enable better parallel execution

[Alan Bateman]

On 17/04/2018 11:57, Seán Coffey wrote:
> The Cipher tests were re-grouped via 
> https://bugs.openjdk.java.net/browse/JDK-8132855
>
> NIO re-grouped via https://bugs.openjdk.java.net/browse/JDK-8132854
>
> All appears connected with exercising hotspot intrinsics in tier1 
> testing.
Thanks for digging into this. We should probably add a comment to these 
test group definitions as the same question will come up each time that 
there is re-balancing.

-Alan