Update requirements, remove print statement
Add a method for retrieving posts per page
Update the index page so only x posts per page are displayed
Configure how many posts per page are displayed
Update the template to use the posts per page thing
Use the actual per_page variable in the model, and update the config
Update the type value of images from 4 to 10, to make room for new types of ads
Fetch and add the top ads to the template
Give jinja2 access to the ads.url method
Update the templates, add the top ads
Add a default image for the top ad
Change the style of links in the left column
Merge branch 'release/v0.8.7'