GetResponse = function GetResponse(model, paths, isJSONGraph,
                                       isProgressive, forceCollect) {
    this.model = model;
    this.currentRemainingPaths = paths;
    this.isJSONGraph = isJSONGraph || false;
    this.isProgressive = isProgressive || false;
    this.forceCollect = forceCollect || false;
}
The get response.  It takes in a model and paths and starts
the request cycle.  It has been optimized for cache first requests
and closures.
@param {Model} model -
@param {Array} paths -
@augments ModelResponse
@private