fix(zone.js): error in Safari, Added Typings (#221)

* Changed tsconfig.json to match tsconfig schema

* Change package.json to include all necessary packages for this package

* Added type for EventEmitter

* Fix for zone.js error "More tasks executed then were scheduled" in Safari, explicit call of NgZone not required in zone.js ^0.6.12

* Added type information for methods in FileUploader

* Added type information for methods in FileItem

* Added type information for methods in FileUploader

* Removed codelyzer / eslint according to PR valor-software/ng2-file-upload#221

tsconfig.json

@@ -12,9 +12,6 @@
     "listFiles": false,
     "noLib": false
   },
-  "exclude": [
-    "node_modules"
-  ],
   "files": [
     "./typings/browser.d.ts",
     "./ng2-file-upload.ts"