Adds implementation of get_distribution_and_version for Windows

* Adds the get_distribution_and_version method to the windows_client
* Added get_distribution_and_version to the base remote client to
  enforce its implementation in child clients

Change-Id: I9a91d04018709dfd92325a64af85d2c37fc4d99b
Merge "Adds implementation of get_distribution_and_version for Windows"