Add story about layout
Revert "Add story about layout"

This reverts commit 7711a16662b3a91efffe93995abf310237455080.
Add way to handle 404 requests.
Add templating structure (partializing).

- Partialize templates, making index.html work as a layout.
- Add dummy template (placeholders).
Add gulp prefixer to gulp pipe.
Add underscore js library
Improve layout structure

- Three columns, each expandable/collapsable
- Makes use of bootstraps grid (possibly we should extend/exchange this)
Cleanups.
Add some glyphicons and animations to panels.
Improve color of expand/implode icons.
Partialize sass.
Corrections of commentary.
Whitespace correction.
Remove unnecessary data from markup.
Merge pull request #64 from miphe/layout-structure

Add story about layout