message: Use util function to load schema
diff: @@ -11,6 +11,7 @@ import rollbar from './rollbar';
  import {fs} from "./pr";
  import * as util from './util';
  import {MultiWatcher} from './watcher';
  +import {loadSchema} from "./schema";
  const log = logging.createLogger('variant');
  @@ -124,9 +125,7 @@ export class VariantManager implements vscode.Disposable {
  }
  private async _reloadVariantsFile(filepath?: string) {
  - const schema_path = this._context.asAbsolutePath('schemas/variants-schema.json');
  - const schema = JSON.parse((await fs.readFile(schema_path)).toString());
  - const validate = new ajv({allErrors : true, format : 'full'}).compile(schema);
  + const validate = await loadSchema('schemas/variants-schema.json');
  const workdir = vscode.workspace.rootPath;
  if (!workdir) {
  