Add some shortcut functionsDev

[wll8]

• vscode_custom_css.code, inject html code, example:

  <script>
  console.log(111)
  </script>
  <style>
  * {
      color: #0ff !important;
  }
  </style>

• vscode_custom_css.projectNames, Map virtual project names, example:

  [
  ["mockm", "mm开发"]
  ]