[size] add plugins.js
[js] -plugin.js add event handler
first commit
Merge branch 'develop' of https://github.com/Hamm/jQueryPractice into develop

Conflicts:
	README.md
i change it
修改了 Readme
Merge pull request #2 from Hamm/master

我傳送了一個 pull request
[test merge]from hamm
Merge branch 'master' of https://github.com/observerslee/jQueryPractice into develop