Aymkdn

/**
 * Start a workflow
 * 
 * @param  {Object} params
 *   @param {String} params.listName The name of the list
 *   @param {Number} params.itemID The item ID
 *   @param {String} params.workflowName The name of the workflow
 *   @param {Array|Object} [params.parameters] An array of object with {Name:"Name of the parameter", Value:"Value of the parameter"}
 *   @param {Function} [params.after] Callback after the request is done
 */