Merge pull request #1 from pengzhanlee/master

init
Merge pull request #2 from pengzhanlee/master

remove useless files
Merge pull request #3 from pengzhanlee/master

test
Merge pull request #4 from pengzhanlee/master

multi-component
事件回调
Merge pull request #5 from zimengle/master

事件回调
bugfix
merge