fix bug, can not remove session file
Merge pull request #494 from pengfei-xue/develop

fix bug, can not remove session file
register interface to gob automatically
Merge pull request #497 from pengfei-xue/develop

register interface to gob automatically
couchbase session provider
Merge branch 'develop' of https://github.com/voidd/beego
fix captcha urlPrefix
orm insert skip auto_now_add when user custom a value
httplib support set transport and proxy
delete MaxAge cookielifeTime replace
path default is /
httponly default true
seuce default not set
update output.Cookie
move SetSecureCookie / GetSecureCookie to *context.Context and alias in Controller
skip cookie args when value is nil
fix #505
enhance the static file path. If user foget / path.Join will auto fix it.
GetStrings action as GetString
fix: added nil check on c.CruSession to prevent crash
Merge pull request #510 from jfolkins/fix_sessregenid

fix: added nil check on c.CruSession to prevent crash
Update sess_file.go

Lock required to ensure the File sessions work correct.