Implimenting a system for shapes and patterns

Using EJS includes and <use> so that everything is styleable
Clean up and reorganise
Reorganising deleteing
Merge branch 'gh-pages-deploy' into new-assets

Conflicts:
	gulpfile.js
Adds carousel
Merge branch 'master' into new-assets
Youch this gulp + ejs business is freaking annoying
Changes to airport banner
Adds wider banner
More gh-pages friendly
Patterns need to be inlined

FX still makes them super lo-res
Explicit sizes for carousel banners
Adds testimonial template
Adds MUPI size for testimonial poster
Longer quotes need attention