use submodule instead docs
Update README.md
Update README_CN.md
Merge pull request #169 from insionng/patch-2

Update README_CN.md
Merge pull request #168 from insionng/patch-1

Update README.md
add go-blog example
add StoreEngine for Sync2 when use mysql
update
Update session.go

修正Asc()排序出错的问题..
Merge pull request #174 from insionng/patch-3

Update session.go
Add softdelete feature
Merge branch 'feature/soft-delete' of github.com:oinume/xorm into feature/soft-delete