reorganize packages, start converting overall app to react (very broken at the moment)

Packages/ohif-core/client/ie.js

@@ -0,0 +1,12 @@
+import { Meteor } from 'meteor/meteor';
+import writeScript from './lib/writeScript';
+
+// Check if browser is IE and add the polyfill scripts
+if (navigator && /MSIE \d|Trident.*rv:/.test(navigator.userAgent)) {
+    Meteor.startup(() => {
+        window.onload = () => {
+            // Fix SVG+USE issues by calling the SVG polyfill
+            writeScript('svgxuse.min.js');
+        };
+    });
+}