正在换掉古老的代码
fix bug, alter db, view category
更改符合5.4的风格的create函数

看看update支持什么样的
修复update bug
add category when create entry
add class category
出现bug，和时间相关的sql语句出现问题
function create use in 5.4 way
alter db
fix, get title from version rather than entry
can create wiki, with bugs (no name)

todo
1. update basic model
bug fix
fix no name bug
get name from latest verion
map entry.latest to version
show version title
show title

todo
edit with category
show title, correct all occ
edit entry with category
没有问题了，分类做好了