Change hardcoded directory to os.getcwd()
Allow render() to be called on a bundle outside of a request
'webassets.static_view' controls whether Pyramid registers a static view
'webassets.cache_max_age' sets expires and cache-control headers in Pyramid static view
Updated documentation on webassets.static_view, webassets.cache_max_age
Basic tests for presence of static_view and cache_max_age in config
Merge pull request #21 from ijl/master

Allow creating a static view and setting cache-control/expires headers