WIP Time generalization decoding

this is still WIP and one should wait for the paper to be online. But it produces images like this one:

![screen shot 2013-12-03 at 21 38 25](https://f.cloud.github.com/assets/161052/1667749/e4341b1c-5c5a-11e3-86e5-4b2e50af928c.png)