…the std::iter module
…d working 100%
I ran across a comma splice. I didn't set the "note:" off inside parenthesis. I looked around in other places and saw it both ways, but without surrounding parenthesis seemed to be the more common convention followed elsewhere in the docs. Let me know if you have an overriding preference about that and I'll change it. r? @steveklabnik
…nishearth This syncs the _Crates and Modules_ chapter of the book with current output: * the runs are supposed to be in the project’s directory, * `rustc` has slightly different error messages (and things like macro line:col numbers), * Cargo now compiles things into `target/debug`.