Fix typo in README.
Up plugin version to v1.2.1 and WordPress version to at least v3.5.0
Add .gitignore and ignore those pesky .DS_Store files.
Update the admin 'Foursquare' tab to use the new app registration URL. Adjust the help text to reflect the new app registration layout on foursquare.com/developers/register
Obsolete wp-mxn-helper in favour of wp-mapstraction.
Add new wp-mapstraction Mapstraction helper class and support files.
Remove support for the obsolete CloudMade Maps API (superseded by Leaflet). Remove support for WP Nokia Auth plugin. Add support for Open MapQuest Maps API.
Rework map loading; all supporting JS is now loaded in the page footer and the map(s) are loaded after the page load completes.
Remove support for the 'widget id' from the plugin's widget; we now work out what the WP instance id is for each widget instance.
Strip out all commented out error_log/console.log debugging code.
Try and ensure theme CSS doesn't bleed into the map.
.DS_Store files, begone
Load minimised JS and CSS files unless debugging.
Oops. Don't forget to make the admin side CSS path properly
Split out the main plugin class into a separate file
Rename class source files to adhere to the WP file naming standards
Add support for wp_quadratum_checkin filter.
Update readme.txt with v1.2.1 changes
Clean up widget settings on uninstall.
Upgrade widget settings on plugin upgrade.