修改一个文案。
Merge branch 'dev' into gh-pages
Merge branch 'master' into gh-pages

Conflicts:
	index.html
增加另一个演示demo
源码中加入了github链接。
修改一个方法没有以标题显示。
Merge branch 'gh-pages'

Conflicts:
	bower.json
Merge branch 'master' of https://github.com/binnng/slip.js

Conflicts:
	README.md