itertools 0.7.11

Extra iterator adaptors, iterator methods, free functions, and macros.
Documentation
Itertools — extra iterator adaptors, functions and macros. To use the iterator methods in this crate, import the [`Itertools` trait](./trait.Itertools.html): ``` use itertools::Itertools; ``` ## Crate Features - `use_std` - Enabled by default. - Disable to compile itertools using `#![no_std]`. This disables any items that depend on collections (like `group_by`, `unique`, `kmerge`, `join` and many more). ## Rust Version This version of itertools requires Rust 1.12 or later.