chore(build): ng2 style guide applied,

- build process updated
- systemjs bundler added

BREAKING CHANGES:
- directives and selectors renamed to ng2FileSelect and ng2FileDrop

demo/components/file-upload/file-catcher.js

@@ -1,3 +1,4 @@
+/*eslint-disable*/
 var express = require('express');
 var multer = require('multer');
 var fs = require('fs');

demo/components/file-upload/simple-demo.html

@@ -20,7 +20,7 @@
 
             <h3>Select files</h3>
 
-            <div ng2-file-drop
+            <div ng2FileDrop
                  [ngClass]="{'nv-file-over': hasBaseDropZoneOver}"
                  (fileOver)="fileOverBase($event)"
                  [uploader]="uploader"
@@ -28,7 +28,7 @@
                 Base drop zone
             </div>
 
-            <div ng2-file-drop
+            <div ng2FileDrop
                  [ngClass]="{'another-file-over-class': hasAnotherDropZoneOver}"
                  (fileOver)="fileOverAnother($event)"
                  [uploader]="uploader"
@@ -37,10 +37,10 @@
             </div>
 
             Multiple
-            <input type="file" ng2-file-select [uploader]="uploader" multiple  /><br/>
+            <input type="file" ng2FileSelect [uploader]="uploader" multiple  /><br/>
 
             Single
-            <input type="file" ng2-file-select [uploader]="uploader" />
+            <input type="file" ng2FileSelect [uploader]="uploader" />
         </div>
 
         <div class="col-md-9" style="margin-bottom: 40px">

demo/components/file-upload/simple-demo.ts

@@ -1,5 +1,3 @@
-/// <reference path="../../../tsd.d.ts" />
-
 import {Component} from '@angular/core';
 import {CORE_DIRECTIVES, FORM_DIRECTIVES, NgClass, NgStyle} from '@angular/common';
 import {FILE_UPLOAD_DIRECTIVES, FileUploader} from '../../../ng2-file-upload';
@@ -15,16 +13,16 @@ const URL = 'https://evening-anchorage-3159.herokuapp.com/api/';
   template: template,
   directives: [FILE_UPLOAD_DIRECTIVES, NgClass, NgStyle, CORE_DIRECTIVES, FORM_DIRECTIVES]
 })
-export class SimpleDemo {
-  private uploader:FileUploader = new FileUploader({url: URL});
-  private hasBaseDropZoneOver:boolean = false;
-  private hasAnotherDropZoneOver:boolean = false;
+export class SimpleDemoComponent {
+  public uploader:FileUploader = new FileUploader({url: URL});
+  public hasBaseDropZoneOver:boolean = false;
+  public hasAnotherDropZoneOver:boolean = false;
 
-  private fileOverBase(e:any) {
+  public fileOverBase(e:any):void {
     this.hasBaseDropZoneOver = e;
   }
 
-  private fileOverAnother(e:any) {
+  public fileOverAnother(e:any):void {
     this.hasAnotherDropZoneOver = e;
   }
 }