add cache and UI style
add enterprise library
Merge branch 'master' of https://github.com/dragonstreak/RuiJiPortal

Conflicts:
	RuiJi.Core/RuiJi.DataAccess/ArticleCategorys/Data/ArticleCategoryMgr.cs
	RuiJi.Core/RuiJi.DataAccess/ArticleCategorys/Data/IArticleCategoryMgr.cs
move content to virtual folder
move content to virtual folder