minor cleanup

tests/fileutils-test.ts

@@ -1,14 +1,12 @@
 import {DocumentDirectory, FileNode} from "../src/ts_source/fileutils";
 
-const shell = require('electron').shell;
-
 const path = require('path');
 const chai = require('chai');
 
 describe('fileutils', () => {
     it('DocumentDirectory Constructor fail-on-not-exist', testDocumentDirectoryFailNoExist)
     it('DocumentDirectory Constructor fail-on-file', testDocumentDirectoryFailFile)
-    it('documentDirectoryConstructor', testDocumentDirectoryConstructor);
+    it('documentDirectoryConstructor - debug', testDocumentDirectoryConstructor);
 });
 
 function testDocumentDirectoryFailNoExist() {