Franchise Images

* Using the franchise images we used on Steam.
* Had to make CSI:DI and CSI:FC images as UbiSoft doesn't release them
on Steam.
Holder.js

Used for image placeholders.
Major content display changes.

* Header is now using 'Jumbotron' placeholder image.
* Repurpoused recomendations to sub header.
* Renamed section 'Contact' to 'Statistics'.
* Added overview stats.
* Added e-mail link using ofscating JavaScript.
* Added Steam (or Steam like) images for all franchises.
* Converted Bootswatch to LESS.