Use Windows system calls to get better info

Use the hardware GUID as a basis for the device uuid (to persist between reinstalls)
Look at the HAL device driver version to work out what version of Windows we're actually running on (because running a Win8 app on Win8.1 will report as if it's still running on Win8)
Merge branch 'patch-1' of https://github.com/EionRobb/cordova-plugin-device
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/cordova-plugin-device
Merge branch 'master' of ssh://github.com/ldeluca/cordova-plugin-device into CB-6773cordova-plugin-device