lib/api/modules/apps.js
function (appIdOrSlug, params) {
    var path = this.constructPath(constants.APPS, appIdOrSlug);
    return this.Core.GET(path, params);
  }
function (appIdOrSlug, params) {
    var path = this.constructPath(constants.APPS, appIdOrSlug);
    return this.Core.GET(path, params);
  }
function ( appIdOrSlug , params ) { var path = this . constructPath ( constants . APPS , appIdOrSlug ) ; return this . Core . GET ( path , params ) ; }
Get an app
@param  {String|Integer|undefined} appIdOrSlug A Robin app identifier or slug
@param  {Object|undefnied}         params      A querystring object
@return {Function}                             A Promise
Get an app