Lost ")" at documentation in async.parallel method

[igorify]

What version of async are you using?
v2.0

Which environment did the issue occur in (Node version/browser version)

What did you do? Please include a minimal reproducable case illustrating issue.

What did you expect to happen?
What was the actual result?

In official documentation http://caolan.github.io/async/ in Quick Examples section method async.parallel don`t have closed ")".

async.parallel([
function(callback){ ... },
function(callback){ ... }
], function(err, results) {
// optional callback
});

[hargasinski]

Thanks for the report! This was fixed in #1271, the docs site will be updated after the next release.