2.2.0-beta.12

Fix an issue with WowInterface changelogs not handling BBCode
Fix an issue with changelog showing up as 'undefined'
Fix an issue with newly installed addons not showing up in my addons filter
Fix an issue when an addon has no releases in a the default channel
Fix alpha/beta display on get addons tab
Fix an issue with Update buttons getting out of sync when updating multiple addons
Add some fuzzy text matching for TukUI addon searching/matching
Add single row de-select to get addons tab
Tweak the details dialog header style