Buffered Ports 

Re-issue of pull request https://github.com/planthaber/rock-webapp/pull/11 against master
This is broken

What you want is to update the time at which the reader/writer is going to be collected, i.e. the timestamp is useless, you only need to keep track of the deadline:

```
new_deadline = Time.now + timeout
if deadline < new_deadline
   @deadline = new_deadline
end
```