Animation delay problem.

[LazyCountry]

进场动画delay期望效果是：delay时间到之后才开始播放动画。使用addChildAppearAnimator这个接口的delay，会先把最终效果呈现给用户。delay的效果不好。

[daimajia]

Yeah, I have noticed the problem you mentioned. I'll fix it in next few days.

[daimajia]

https://github.com/daimajia/AndroidViewHover/blob/master/demo%2Fsrc%2Fmain%2Fjava%2Fcom%2Fdaimajia%2Fandroidviewhover%2Fdemo%2FMainActivity.java#L48-L54