fixed Issue-689 indexedDB.js (#700)

* CRLF replaced with LF

* package changes to run tests

* updated local varriables to use let and const instead of var

* reverted dependency changes

tests/lib/indexeddb.js

@@ -1,15 +1,17 @@
-var Filer = require('../../src');
+'use strict';
 
-var needsCleanup = [];
+const Filer = require('../../src');
+
+let needsCleanup = [];
 if(global.addEventListener) {
   global.addEventListener('beforeunload', function() {
     needsCleanup.forEach(function(f) { f(); });
   });
 }
 
 function IndexedDBTestProvider(name) {
-  var _done = false;
-  var that = this;
+  let _done = false;
+  let that = this;
 
   function cleanup(callback) {
     callback = callback || function(){};
@@ -31,12 +33,12 @@ function IndexedDBTestProvider(name) {
         that.provider.db.close();
       }
 
-      var indexedDB = global.indexedDB       ||
+      const indexedDB = global.indexedDB       ||
                       global.mozIndexedDB    ||
                       global.webkitIndexedDB ||
                       global.msIndexedDB;
 
-      var request = indexedDB.deleteDatabase(name);
+      let request = indexedDB.deleteDatabase(name);
       request.onsuccess = finished;
       request.onerror = finished;
     } catch(e) {