nl_tokens: Adds new callbacks to execute when the promise has been completed
pl_tokens: function ( fpSuccess , fpFailure ) { var oResult = this . oResult ; if ( this . bCompleted ) { if ( this . sType === 'resolve' ) { fpSuccess . apply ( fpSuccess , oResult ) ; } else { fpFailure . <mask> ( fpFailure , oResult ) ; } } else { this . aPending . push ( { resolve : fpSuccess , reject : fpFailure } ) ; } return this ; }