Add hits to breadcrumb IA
Prevent long paths from stretching page

* Fix hits table layout, limit path to column to page width and break
paths when we need to
* Create box-sizing mixin
Make hits path have real links
Paginate the all hits view

* Kaminari config to initializer from views/models
Simple "No hits" instead of falling over
Use CSS for min-width of bar chart rows

When not on the first page of a set of hits, don't use the style
attribute to set the width of the chart row
Add a "no-content" behaviour for hits