Udacity Project 1: Popular Movies, Stage 1 Udacity Project 2: Popular Movies, Stage 2
APIKEY for themoviedb.org needs to be added in FetchDataTask under doInBackground.
The implementation guide can be found here: https://docs.google.com/document/d/1ZlN1fUsCSKuInLECcJkslIqvpKlP7jWL2TP9m6UiA6I/pub?embedded=true#h.7sxo8jefdfll