#SimplePromise holds callbacks to be executed by ResourceApi after receiving a response from the server

    app.api.images.get_one(image_id).then(function(data){
     console.log("successful response")
    }, function(){
	    console.log("error response")
    }, function(){
	    console.log("network error")
    })

##Functions

###then(successCallback, serverErrorCallback, networkErrorCallback)

This function receives three functions to be executed by ResourceApi after receiving a response

successCallback will be executed when ResourceApi receives a success response from the server. serverErrorCallback will be executed when ResourceApi receives an error response from the server. networkErrorCallback will be executed if ResourceApi encounters a network error and couldn’t reach remote server.