Redemption widget: fix custom title not taking affecting
Tidy up new Leaderboard widget; removed per_page option as the markup will be implemented in a template file
Add shortcode for leaderboard
Shorten description of leaderboard widget description
Rename dpa_leaderboard_user_rank functions to _position
Load the leaderboard widget
First pass of leaderboard loop templates
Small phpdoc tweaks
Add row classes to the leaderboard table output
Correct output escaping for leaderboard user row class
Correct output escaping for achievement/progress loop row CSS classes
Fix wrong function name in leaderboard widget.