BUG Fixed incorrect encoding of SelectedAuthor and SelectedTag; Now correctly cast for templates using the `cast` config, not within filtering.
BUG Fixed TagCloudWidget.popularities config from being incorrectly accessed as a static property
BUG Fixed TagCloudWidget::getCMSFields triggering extend('updateCMSFields') twice
BUG Fixed TagCloudWidget::getTagsCollection discarding tag label capitalisation
BUG Fixed TagCloudWidget::getTagsCollection not correctly respecting minimum tag counts (as well as maximum tag counts) when determining the popularity CSS class to assign.
Test cases for TagCloudWidget
API BlogEntry::TagNames now safely extracts tags from a blog entry as an associative 'lowercase' => 'Entered Tag' format
PHPDoc fixes
Removed trailing '?>' tags from PHP files
