(CFACT-111) Use WMI for CPU facts

Fix extra white space in the processor models facts, and use WMI for
processor facts. The __cpuid API didn't have a clear way to query multiple
processors, and once we were using WMI the APIs for number of logical
processors were overkill.
(doc) Remove setting environment var OPENSSL_ROOT

It's redundant (cmake -DOPENSSL_ROOT takes care of it) and confusing.
Merge pull request #183 from MikaelSmith/doc/master/remove-setting-env-var

(doc) Remove setting environment var OPENSSL_ROOT
Merge pull request #182 from MikaelSmith/task/master/CFACT-111-use-WMI-for-cpu-facts

(CFACT-111) Use WMI for CPU facts
Merge pull request #184 from peterhuene/rbenv

(maint) Log any static ruby libraries found.
(maint) Make WMI local static var const

Allow further optimization by making a local static string constant.
Merge pull request #185 from MikaelSmith/maint/master/make-static-var-const

(maint) Make WMI local static var const
(CFACT-127) Fix searching lib64 only for 64-bit builds.

The lib64 directory should only be searched if it's a 64-bit build and
it is present.