message: fix scroll time range
diff: @@ -69,7 +69,7 @@ describe('BScroll - core scroll', () => {
  scroll.on('touchEnd', endHandler)
  scroll.on('scrollEnd', () => {
  expect(scroll.y)
  - .to.equal(-206)
  + .to.be.closeTo(-210, 20)
  done()
  })
  dispatchSwipe(wrapper, [
  