Fixed gravatar url
@ -415,7 +415,7 @@ func NewContext() {
case "duoshuo":
GravatarSource = "http://gravatar.duoshuo.com/avatar/"
case "gravatar":
GravatarSource = "//1.gravatar.com/avatar/"
GravatarSource = "https://secure.gravatar.com/avatar/"
default:
GravatarSource = source
}