beego:remove unused code
utils: improve the file grep
beego:support https & http listen
beego: change the error tips
beego:change default port
beego: delete hotupdate
beego: remove app funciont & fix #590

config := tls.Config{
    ClientAuth: tls.RequireAndVerifyClientCert,
    Certificates: []tls.Certificate{cert},
    ClientCAs: pool,
}
config.Rand = rand.Reader

beego.BeeApp.Server. TLSConfig = &config
httplib:drone can't upload file
beego: add benchmark
beego: Refactoring Filter & add comments
beego: update namespace
beego: BeegoServerName & beego.Run

BeegoServerName change to beegoServer+Version
beego.Run(“:8089”)
beego: support other config provider
beego:fix *.* router bug
beego: enhance the XSRFKEY from 15 to 32 #620
beego: improve the RandomCreateBytes #620

when rand.Read is failed. will use the math/rand to generate the rand
bytes
session: #620 make the session never read empty
beego: improve the admin router print
beego: fix the namespace cond
udpated timezone in templatefunc_test. changed error message to be more descriptive when tests fail