         }
     }
 
-    /// photos that were taken during this app session
+    /// images that were taken during this app session (used to help make images appear faster in the image feed as we wait for the image to download from the url
     var imagesTakenDuringAppSessionById = [String : UIImage]()
 
     //array that stores all the images currently being uploaded. This is used to show the images currently posting on the feed


    //stores all the bluemix configuration setup
    let bluemixConfig = BluemixConfiguration()

    //End Points
    private let kImagesEndPoint = "images"


        let requestURL = getBluemixBaseRequestURL() + "/" + kTagsEndPoint
        let request = Request(url: requestURL, method: HttpMethod.GET)

        request.timeout = kDefaultTimeOut

        request.sendWithCompletionHandler { (response, error) -> Void in
            if let error = error {
