Migrate to middleman
Rename partials from .html to .html.erb
Update .gitignore for middleman
Temporarily fix post.erb template
Update README.md for middleman
Add /build to .gitignore
Merge branch 'master' into middleman

Conflicts:
	source/index.html.erb
Fix map image generation in production
Fix html title on index page
Refactor event stuff to new Event::* classes
Add past events if there are any
Refactor event classes

- Reuse event objects and store them in resources metadata
- Implement == for Event class delegating to the resource object
- Add EventHelpers::wrap_resource
- Clean up EventHelpers
Merge branch 'master' into middleman
Fix map helper output image path
Move assets to source/assets
Configure asset handling for production

- Minify css
- Add hash to asset filenames
Use relative asset urls
More asset path fixes

- Set fonts path
- Return absolute paths from map helper
Use image_tag helper in map helper
Use helpers for links in layout.erb