docs: readme

Author: logicalparadox

README.md

@@ -1,4 +1,4 @@
-# deep-eql
+# deep-eql [![Build Status](https://travis-ci.org/chaijs/deep-eql.png?branch=master)](https://travis-ci.org/chaijs/deep-eql) [![Coverage Status](https://coveralls.io/repos/chaijs/deep-eql/badge.png?branch=master)](https://coveralls.io/r/chaijs/deep-eql?branch=master)
 
 > Improved deep equality testing for Node.js and the browser.
 
@@ -16,11 +16,22 @@
 
     $ component install chaijs/deep-eql
 
+## Usage
+
+### Rules
+
+- Strict equality for non-traversable nodes according to [egal](http://wiki.ecmascript.org/doku.php?id=harmony:egal).
+  - `eql(NaN, NaN).should.be.true;`
+  - `eql(-0, +0).should.be.false;`
+- Arguments are not Arrays:
+  - `eql([], arguments).should.be.false;`
+  - `eql([], Array.prototype.slice.call(arguments)).should.be.true;`
+
 ## License
 
 (The MIT License)
 
-Copyright (c) 2012 Jake Luer <jake@alogicalparadox.com>
+Copyright (c) 2013 Jake Luer <jake@alogicalparadox.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal