Using latest  o-assets for local demos so that assets from dependencies are retrieved from bower-components and the module's assets from it's local path
Local demos now start a server, use local assets and moved from exec to spawn so sass is compiled from standar imput
Fixed merge conflicts
Testing changing stdio
Spawn process is only done for the sass compilation. Updated other calls to sass.compile to update them to the new api
Removed logging errors
Merge pull request #47 from Financial-Times/local-demo-assets

Local demos now using local assets and runs a server