Anchor Sass::Importers::Filesystem to root, fixes #599
Merge pull request #600 from amccloud/root-sass-importer

Anchor Sass::Importers::Filesystem to root, fixes #599
Only perform accept-encoding negotiation for non-fingerprinted assets

Closes #595
Fix require tree with non matching asset types
This is fine
Remove todos
Asset's @mtime is already an Int
Improve Asset docs
PathUtils doesn't use any error classes
Doc mime concern
Eco tempalte doesn't use json
Directive processor doesn't use pathname or yaml
Context doesn't use sprocket utils
CS template doesn't use json
Just pass all closure compiler options directly into cache key
Just pass all yui options into cache key
Just pass all uglifier options into cache key
Just pass all sass options into cache key
Encoding an enum was never useful
Ignore bundler config.