Merge remote-tracking branch 'jm/dev' into dev
解决删除事件时遇到两个相同的handler会导致删除不干净的bug
事件升级
Merge remote-tracking branch 'jm/dev' into dev
Merge remote-tracking branch 'jm/dev' into dev
事件参数传递修改
合并两种事件机制
Animate example update