RFR: implement SPI support in JT Harness interview

[Jen Dority]

Hi Stas,

Looks good.

Jen

On 8/7/2014 5:53 AM, Stas Smirnov wrote:
> Hello,
>
> I am sending an RFR <http://cr.openjdk.java.net/%7Ejld/8054407/> of my 
> changes as a fix for JDK-8054407 
> <https://bugs.openjdk.java.net/browse/JDK-8054407>.
> My changeset includes new classes for SPI interface support, one SPI 
> JT Harness interview and one to store SPI configuration data, also a 
> set of changes was required in BasicInterview class to support new SPI 
> interview. Minor refactoring was done in GPIOInterview class.