add windows section

[significance]

notes

o run a bee node on Windows please visit  https://github.com/ethersphere/bee/releases and download one of the Windows releases.  
Unfortunately you can't run bee-clef on windows yet, so you will need to use a different checkout scripts, but it works just fine.
As an example, we offer you a very basic script, where you can manually cash out all cheques with a worth above a certain value. To use the script:
https://gist.github.com/ralph-pichler/3b5ccd7a5c5cd0500e6428752b37e975#file-cashout-sh