remove old view of the repo and license information
show the ratio of passed tests
tidy and critic
show column for missing ABSTRACT
add release date to the dashboard
move bugs column to another place so it won't be stuck between two blocks
add version to dashboard
fetch the test data in the first request reducing the number of request by half
remove some unused code
remove unused class-es
better de-duplication for contributors, accounting for releaser name
stop using columns on plussers page

The column layout makes the ordering of people on the page confusing,
and there were some bugs with its implementation.  Remove it and just
use items with a specified width, letting them wrap as needed.
Merge pull request #1335 from haarg/plussers-no-column

stop using columns on plussers page
Merge pull request #1334 from haarg/contrib-dupes

better de-duplication for contributors, accounting for releaser name
Merge pull request #1332 from szabgab/szabgab/dashboard

various improvements to the dashboard
use JSON::MaybeXS to provide the JSON backend everywhere
move the page-size=20 to a variable
pass the page_size to the template as well
allow the user to pass size=200 in the URL to change the page size
add UI for switching pages size