koajs/logger — pull request #21 by G3z (2014-07-13 16:01:49+00:00)
Title: supporting other logger instead of console.log

this way is possible to user something other than console.log ad logger ( i like <3 debug )
```javascript
var logger = require('koa-logger');
app.use (logger({
logger: require('debug')('request')
}));
```