getNextEvent -> getEventAfter and getEventBefore method
getNextEvent -> getEventAfter and getEventBefore method

also fixed bug in forEachAfter method

BlokDust/Tone.js,lukephills/Tone.js,Tonejs/Tone.js,BlokDust/Tone.js,TONEnoTONE/Tone.js,Tonejs/Tone.js,lukephills/Tone.js,TONEnoTONE/Tone.js