There are a few examples in the documentation that still use the old version, still need a spare time to do this.

Using the AWS CLI illustrates how useful that would be, as it's basically impossible to discover how to use it unless you already know exactly what you're looking for. Something like a --help[=<foo>] would be excellent.

I'm having an issue with selectors, and in general they're hard to deal with because they are not documented, neither here nor in GoQuery.

I have this markup:

And I select :

type Categorie struct {
	Text string `goquery:"a,text"`
	Link string `goquery:"a,[href]"`
	Sub

We need some documentation or examples showing how to use this plugin together with GRPC generation for example.
I cannot figure it out, the explanation what should run first and what second is confusing, sorry.

Currently, go-jsonstruct is unable to distinguish between the following cases:

{"foo":"bar"} // present string value
{"foo":""}    // present but empty string value
{"foo":null}  // present null value
{}            // absent value

go-jsonstruct should be able to handle these sorts of values, maybe using a technique similar to [database/sql.NullString](https://godoc.org/data