Windows installation

[SuDa2103]

Installation instructions for Jetbrains and Android Studio now split out into Mac and Windows instructions for step 1

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 9098e51):

https://gitlive-docs--pr12-windows-installation-6fh2vciz.web.app

_{(expires Mon, 16 Nov 2020 12:53:41 GMT)}

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