Usage list, replaced table by vertical buttons

## v0.1.3200
## for Issue #42
First commit on modified landing page.
A small step for the man...

## v0.1.3201
## for Issue #42
Still very sketchy AND not working, but at least POSTing something
Sketchy but WORKING :)

## v0.1.3202
## for Issue #42
Dates controls

## v0.1.3203
## for Issue #42
Usage list page with (still awkward) grid

## v0.1.3204
## for Issue #42
Merge pull request #52 from rodrigodub/the-landing-page

The landing page