Mention the split() method in the documentation of the iter module
//! check out the [`ParallelIterator`] and [`IndexedParallelIterator`]
//! traits.
//!
-//! If you'd like to offer parallel iterators for your own collector,
-//! or write your own combinator, then check out the [plumbing]
-//! module.
+//! If you'd like to build a custom parallel iterator, or to write your own
+//! combinator, then check out the [split] function and the [plumbing] module.
//!
//! [regular iterator]: http://doc.rust-lang.org/std/iter/trait.Iterator.html
//! [`ParallelIterator`]: trait.ParallelIterator.html
//! [`IndexedParallelIterator`]: trait.IndexedParallelIterator.html
+//! [split]: fn.split.html
//! [plumbing]: plumbing
pub use either::Either;
