Fixes for using OHIF Viewer against https site over DICOMWeb

Packages/ohif-wadoproxy/server/initialize.js

@@ -1,10 +1,7 @@
+import { Meteor } from 'meteor/meteor';
 import { OHIF } from 'meteor/ohif:core';
 
 Settings = Object.assign({
     uri : OHIF.utils.absoluteUrl("/__wado_proxy"),
     enabled: true
-}, (Meteor.settings && Meteor.settings.proxy) ? Meteor.settings.proxy : {});
-
-http = require("http");
-url = require("url");
-querystring = require("querystring");
+}, (Meteor.settings && Meteor.settings.proxy) ? Meteor.settings.proxy : {});