Allow absolute path for filesystem cache

Add all type support for UrlFor’s params

Fix paginator attributes cannot be modified bug

We can only use SetPaginator to create a pagination.

After that, we always need to modify something, like the totalNum, perPageNum.

These change should be seen in the view.

So we should give the view a pointer than a object.

Gives more flexibility by making it an absolute path. A relative path can easily be created by the user.

make Content-Type header more human-readable

beego1.4.2，beego.AppConfig.Strings与老版本代码不兼容问题  

Reword message about reloading packages..

count log file lines

SubDomains function bugfixed

Return the response directly if it's a options PreflightHeader request

1.4.1 released

type Test struct {
    Date    time.Time    `form:"Date, 2006-01-02"`
    Save    bool            `form:"Save"`
}