Autocorrect and fix

• New commands to fix autocorrect workspace and file issues swiftlint.fixWorkspace and swiftlint.fixDocument #40

To automatically fix all issues within a document on save, add the following to your .vscode/settings.json:

{
  "editor.codeActionsOnSave": {
    "source.fixAll": true
  }
}

Full Changelog: 1.4.6...v1.5.0