[antlr-interest] Binary support

[The Researcher]

 For example, generating code for a target language
> (e.g., C) to access a binary file format might call for a fairly
> different syntax than a language that makes it easy to reverse engineer
> existing unknown file formats by building up a format
> description a bit at a time.
>
>
>
A walk on the wild side, ehh.

I am guessing that the reverse engineering one is more of an interpreted
grammar with forgiveness on the un-parsed areas.

Eric