chore(package.json): remove unused dependencies

Author: btford

package.json

@@ -25,9 +25,6 @@
   },
   "homepage": "https://github.com/angular/angular-hint",
   "dependencies": {
-    "angular-hint-directives": "~0.2.0",
-    "angular-hint-dom": "~0.5.0",
-    "angular-hint-interpolation": "~0.3.0",
     "debounce-on": "0.0.0",
     "eventemitter2": "^0.4.14",
     "suggest-it": "0.0.1"