- Match the styles of the breadcrumbs and the top nav by replacing the
image used on top nav with an rgba equivalent (and thus optimizing network)

- Search block form change proposal for better positioning and aesthetics.
Put it at the same height as the breadcrumbs.
* Fix for "Ver fotos adicionales" on "Foto del Día"
Merge pull request #12 from jonathanagosto/master

CSS optimizations & Foto del Día fix