chore(harp.json): remove unused parameters (#2681)

Author: chalin

harp.json

@@ -4,10 +4,7 @@
     "description": "Angular is a development platform for building mobile and desktop web applications",
     "keywords": "Angular, AngularJS, AngularDart, Javscript, Dart, Framework, JavaScript MVC, Google",
     "siteURL": "http://angular.io",
-    "jsLatest": "2.0.0-beta.02",
-    "dartLatest": "2.0.0-beta.02",
     "jade2ng": false,
-
     "bios": {
       "misko": {
         "name": "Miško Hevery",