title: npm install No repository field
body: <p>Ok so when I do my lil "npm install" on Webstorm it says: </p>
  
  <pre><code>npm WARN Configuration_de_base@1.0.0 No repository field.
  </code></pre>
  
  <pre><code>npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.9 (node_modules\fsevents):
  </code></pre>
  
  <pre><code>npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.9: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
  </code></pre>
  
  <p>and nothing works I am new to this so I dont know what to do or change :(<br />
  this message appears on schools computer and on my pc at home</p>