Remove default ES6 exports

TypeScript 1.8 doesn't correctly transpile default ES6 exports when
targeting ES6 + CommonJS. This is a known issue and there's a pending
PR to fix it (microsoft/TypeScript#5648). Until
then I'm going to make do without default exports.

Author: enlight

src/main-process/application-window.ts

@@ -8,7 +8,7 @@ export interface IApplicationWindowOpenParams {
   windowUrl: string;
 }
 
-export default class ApplicationWindow {
+export class ApplicationWindow {
   private _browserWindow: GitHubElectron.BrowserWindow;
 
   open({ windowUrl }: IApplicationWindowOpenParams): void {

src/main-process/application.ts

@@ -2,15 +2,15 @@
 // MIT License, see LICENSE file for full terms.
 
 import * as url from 'url';
-import ApplicationWindow from './application-window';
+import { ApplicationWindow } from './application-window';
 import { AppProtocolHandler } from './protocol-handlers';
 
 export interface IApplicationArgs {
   /** Path to the root directory of the application. */
   rootPath: string;
 }
 
-export default class Application {
+export class Application {
   private _window: ApplicationWindow;
   private _appProtocolHandler: AppProtocolHandler;
 

src/main-process/main.ts

@@ -4,7 +4,7 @@
 import * as app from 'app';
 import * as BrowserWindow from 'browser-window';
 import * as path from 'path';
-import Application from './application';
+import { Application } from './application';
 
 //require('crash-reporter').start();
 

src/renderer-process/elements/element-factory.ts

@@ -21,7 +21,7 @@ interface IElementMapEntry {
  * by the `register-element` custom element, and the element constructor is stored in the
  * factory.
  */
-export default class ElementFactory {
+export class ElementFactory {
   private elements = new Map</* tagName: */string, IElementMapEntry>();
 
   /**

src/renderer-process/elements/register-element/register-element.ts

@@ -4,7 +4,7 @@
 import * as pd from 'polymer-ts-decorators';
 import * as url from 'url';
 import * as path from 'path';
-import RendererContext from '../../renderer-context';
+import { RendererContext } from '../../renderer-context';
 
 // TODO: Consider eliminating the dependency on Polymer, this element is very simple and doesn't
 //       really need any of the features Polymer provides.

src/renderer-process/init-window.ts

@@ -1,7 +1,7 @@
 // Copyright (c) 2015 Vadim Macagon
 // MIT License, see LICENSE file for full terms.
 
-import RendererContext from './renderer-context';
+import { RendererContext } from './renderer-context';
 import * as remote from 'remote';
 
 window.onload = (e: Event) => {

src/renderer-process/renderer-context.ts

@@ -2,12 +2,12 @@
 // MIT License, see LICENSE file for full terms.
 
 import * as remote from 'remote';
-import ElementFactory from './elements/element-factory';
+import { ElementFactory } from './elements/element-factory';
 
 /**
  * Singleton that provides access to all core Debug Workbench functionality.
  */
-export default class RendererContext {
+export class RendererContext {
   /** Create the renderer context for the current process. */
   static create(): Promise<RendererContext> {
     return Promise.resolve()