[IMP] refactor assets bundle for future features
Merge remote-tracking branch 'odoo/master' into master-sass-in-bundles-fme
Merge remote-tracking branch 'odoo/master' into master-sass-in-bundles-fme
[ADD] Assets Bundle versioning and better cache handling

An asset bundle is now versionned with the dates of the
ir.ui.views that compose it and also with the dates of
the files and ir.attachments linked inside the bundle.

This new behavior is reflected in the bundle's lru cache
managment.
[ADD] Sass support in bundles
Sass: pull up @imports and remove file imports
Remove ir.ui.view last_update collection and use checksum on rendered bundle
Support for Sass in debug mode
Merge remote-tracking branch 'odoo/master' into master-sass-in-bundles-fme
Merge remote-tracking branch 'odoo/master' into master-sass-in-bundles-fme
Better error management, proper feedback on encoding errors
Fix indentation normalization
Fix typo
Fix another encoding issue
Add support for the @media attribut in css bundles
Create and write ir.attachments with superuserid
Merge remote-tracking branch 'odoo/master' into master-sass-in-bundles-fme
Rename sha to version in bundle controllers
Fix sass attribute recognition
Merge remote-tracking branch 'odoo/master' into master-sass-in-bundles-fme