Update document link

Author: flier

README.md

@@ -1,7 +1,7 @@
 # rust-fasthash [![travis build](https://travis-ci.org/flier/rust-fasthash.svg?branch=master)](https://travis-ci.org/flier/rust-fasthash) [![crate](https://img.shields.io/crates/v/fasthash.svg)](https://crates.io/crates/fasthash)
 A suite of non-cryptographic hash functions for Rust, base on a forked [smhasher](https://github.com/rurban/smhasher/).
 
-[API Document](https://docs.rs/fasthash/)
+[API Document](https://flier.github.io/rust-fasthash/)
 
 # Usage
 

_config.yml

@@ -5,6 +5,7 @@ authors = ["Flier Lu <flier.lu@gmail.com>"]
 description = "A suite of non-cryptographic hash functions for Rust."
 homepage = "https://github.com/flier/rust-fasthash"
 repository = "https://github.com/flier/rust-fasthash.git"
+documentation = "https://flier.github.io/rust-fasthash/"
 keywords = ["hashing"]
 license = "Apache-2.0"
 build = "build.rs"