CDAP-540: Ported RecommendMovieProcedure to MovieRecommendService.
CDAP-540: Renamed MovieRecommendService to MovieRecommenderService (same for it handler); Used path parameter instead of URI query string.
CDAP-540: Removed RecommendMovieProcedure; Moved code from helper to MovieRecommenderServiceHandler; Close CloseableIterator on exit; Updated docs and scripts.
CDAP-540: Fixed typo ('sting' => 'string').
CDAP-540: Removed line from docs about request url from any browsers.
CDAP-540: Updated response to the POJO.
CDAP-540: Renamed MovieRecommenderServiceHandler.prepareResponse(...) to the MovieRecommenderServiceHandler.getRecommendation(...).
Merge pull request #30 from cybervisiontech/CDAP-540-movie-recommender-app

CDAP-540: Ported RecommendMovieProcedure to MovieRecommendService.