Request for approval 8193807: avoid UnsatisfiedLinkError by providing empty basic implementations of getSystemCpuLoad and getProcessCpuLoad

[Langer, Christoph]

Hi,

please approve this fix for jdk8u:

Change: http://cr.openjdk.java.net/~mbaesken/webrevs/8193807/
Bug: https://bugs.openjdk.java.net/browse/JDK-8193807

It has been reviewed in this thread: http://mail.openjdk.java.net/pipermail/core-libs-dev/2017-December/050694.html

Thanks & Best regards
Christoph