Werk #4676: win_os: Added type/vendor information

Component	HW/SW inventory
Title	win_os: Added type/vendor information
Date	May 11, 2017
Level	Trivial Change
Class	New Feature
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	1.5.0i1 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

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