Hotfix for TrakerrClient

Fixes the class import and a logical check fix.

Author: RMSD

index.js

@@ -28,7 +28,7 @@
         // CommonJS-like environments that support module.exports, like Node.
         module.exports = factory(require('./generated/src/trakerr/index'), require('stacktrace-js'), require('error-stack-parser'));
     }
-}(function (TrakerrApi, StackTrace, ErrorStackParser) {
+}(function (TrakerrApi, StackTrace) {
     'use strict';
 
     /**
@@ -51,7 +51,7 @@
         _this.contextEnvName = "JavaScript";
 
 
-        if (typeof navigator !== undefined) {
+        if (typeof navigator !== 'undefined') {
             //from http://stackoverflow.com/questions/9514179/how-to-find-the-operating-system-version-using-javascript
 
             // browser