Support jinja2 2.8

[Jenselme]

Hi,

Could you add support for jinja2 2.8? I don't know why this version is excluded in the setup.py file.

[153957]

Fixed in 37aecf5

[DylanYoung]

Can we get 2.10 now? I'd open a new issue, but this one is still open.

[DylanYoung]

What's the status on this?