添加图片相关样式
为图片相关样式名添加前缀
change icons to eicons
更新image相关样式
dropdown element def change.
bump version.
bump version.
Merge branch 'master' of https://github.com/ecomfe/esf

Conflicts:
	index.html
Merge pull request #11 from iamweilee/master

添加图片相关样式
changes for image style.
loader.
change index.