RFR(M) : 8182404 : remove jdk.testlibrary.JDKToolFinder and JDKToolLauncher

[Igor Ignatyev]

http://cr.openjdk.java.net/~iignatyev//8182404/webrev.00/index.html
> 327 lines changed: 13 ins; 270 del; 44 mod; 

Hi all,

could you please review the patch which removes jdk.testlibrary.JDKToolFinder and JDKToolLauncher and replaces their usages w/ jdk.test.lib.JDKToolFinder and JDKToolLauncher respectively?

JBS: https://bugs.openjdk.java.net/browse/JDK-8182404
webrev: http://cr.openjdk.java.net/~iignatyev//8182404/webrev.00/index.html
testing: tier1-3 + :jdk_svc

Thanks,
-- Igor