beego.AppConfig.Strings bug
Reword message about reloading packages..
Merge pull request #933 from rbastic/develop

Reword message about reloading packages..
Merge pull request #935 from mnhkahn/master

beego1.4.2，beego.AppConfig.Strings与老版本代码不兼容问题
make Content-Type header more human-readable
Merge pull request #940 from hilyjiang/develop

make Content-Type header more human-readable