Category list dropdown on mobile
Enable no-JS pagination
Increase number of items from 16->24

- Fits nicely to grid view, can be divided by 2/3/4
Move list/grid to partials
Take infinite scroll plugin pageless into use
Some finetuning to design page
Add fluid grid to design page
Header classes .h2 to header element %h2
Merge branch 'feature/infinite-scroll' into feature/listing-grid
TEMP
Merge branch 'new_layout' into feature/listing-grid

Conflicts:
	app/assets/stylesheets/application.scss
	app/assets/stylesheets/design.css.scss
	app/controllers/homepage_controller.rb
	app/views/design/design.haml
	app/views/homepage/_grid_item.haml
	app/views/homepage/index.haml
Fluid grid
Link to item
More price tag padding
Author avatar rounded corners
Bottom rounded borders
A little bit bigger semibold price tag font
Remove drill image
Merge branch 'new_layout' into feature/listing-grid
Pass first_image to with_first_listing_image block