Merge pull request #413 from casey/patch-1

Add just to development tools

README.md

@@ -189,6 +189,7 @@ See also [Friends of Rust](https://www.rust-lang.org/friends.html) (organization
 * [frewsxcv/crate-deps](https://github.com/frewsxcv/crate-deps) — generates images of dependency graphs for crates hosted on crates.io
 * [git-journal](https://github.com/saschagrunert/git-journal/) — The Git Commit Message and Changelog Generation Framework [<img src="https://api.travis-ci.org/saschagrunert/git-journal.svg?branch=master">](https://travis-ci.org/saschagrunert/git-journal)
 * [killercup/rustfix](https://github.com/killercup/rustfix)  — automatically applies the suggestions made by rustc [<img src="https://api.travis-ci.org/killercup/rustfix.svg?branch=master">](https://travis-ci.org/killercup/rustfix)
+* [just](https://github.com/casey/just) — A handy command runner for project-specific tasks [<img src="https://api.travis-ci.org/casey/just.svg?branch=master">](https://travis-ci.org/casey/just)
 * [Module Linker](http://fiatjaf.alhur.es/module-linker/#/rust) — Extension that adds `<a>` links to references in `mod`, `use` and `extern crate` statements at GitHub.
 * [Racer](https://github.com/racer-rust/racer) — code completion for Rust [<img src="https://api.travis-ci.org/phildawes/racer.svg?branch=master">](https://travis-ci.org/phildawes/racer)
 * [rustfmt](https://github.com/rust-lang-nursery/rustfmt) — a Rust code formatter [<img src="https://api.travis-ci.org/rust-lang-nursery/rustfmt.svg?branch=master">](https://travis-ci.org/rust-lang-nursery/rustfmt)