Quick fix for timeline css

I've noticed that timeline circles and the last item are 1px off.

![screen shot 2014-10-28 at 10 11 05](https://cloud.githubusercontent.com/assets/2579465/4807213/019e7230-5e92-11e4-87da-f8ce309b38c9.png)

So this is a quick fix:
![screen shot 2014-10-28 at 11 00 07](https://cloud.githubusercontent.com/assets/2579465/4807216/090d31c8-5e92-11e4-9996-5c56ff940858.png)