Added skeleton for the asset middleware
Added a dummy implementation and some failing tests
Make use of the md5 to hash the content

added more failing tests
Fixed failing test
Added yet another failing test
Fixed the filename prefix spec
Fixed failing spec
Fixed failing specs
Check that always the originalAssets has been provided
added a spec to check for assets property
Fixed the custom toThrowNamed matcher
Fixed failing specs
Make sure that we check for the file in originalAssets
Make use of the asset function within templates
Merge asset-middleware into master