title: How to send nvim selection to terminal in VSCode
body: <p>I want to make an nvim-selection in VSCode and sent this to the terminal using Shift-Enter.
  I am aware that nvim selections in VSCode are no VSCode selections as per the first point
  under <em>Important</em> <a href="https://marketplace.visualstudio.com/items?itemName=asvetliakov.vscode-neovim" rel="nofollow noreferrer">here</a>.</p>
  <p>However I am a complete noob in Vimscript and would appreciate an exact instruction to how to make that
  work (I am sourcing my .vimrc from VSCode)</p>