title: no gradle tool in Tool windows in idea
body: <p>How to make show up gradle Projects in idea.I search from View->Tool Window-> but there is only maven project. I already loaded gradle project, but I can't manage it due to not existing gradle projects.How I could make show up it or I should download it from somewhere
  <a href="https://i.stack.imgur.com/aefGR.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/aefGR.png" alt="enter image description here"></a></p>