Fixed some minor warnings
Added
Added one stop shop init method
Tidy up ivars - still no clue why this could be leaking.
Experiemental now on own branch
Removed #warning.
Updated to latest.
Fixed format
Removed prepared - added auto migration.
Added bookmarking in contextual menu
Added insert
Some more CD conveniences
Added array merge helper.

See https://github.com/schwa/AppStream/blob/632ed929298745a7c87a047853553ed823d622ac/AppStream/Source/Model/CMainModel.m for usage example.